2026-06-30T22:03:27.706Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-06-30T22:03:27.706Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "41.858901ms", "json": "79.981µs", "db": "970ns", "time_taken": "42.063625ms"}
2026-06-30T22:03:37.707Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"f65af5d64000c7cd2883f4910eb69086f9d6e6635c744e62afcfab58b938ee25","from":"0","limit":"20"}}
2026-06-30T22:03:37.736Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-06-30T22:03:37.736Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "29.654265ms", "json": "80.992µs", "db": "780ns", "time_taken": "29.85485ms"}
2026-06-30T22:03:47.737Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"f65af5d64000c7cd2883f4910eb69086f9d6e6635c744e62afcfab58b938ee25","from":"0","limit":"20"}}
2026-06-30T22:03:47.808Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-06-30T22:03:47.808Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "71.087287ms", "json": "80.441µs", "db": "830ns", "time_taken": "71.337181ms"}
2026-06-30T22:03:49.169Z	ERROR	handler/health.go:44	Failed to health check blobber on the blockchain	{"error": "[txn] too less sharders to confirm it: min_confirmation is 10%, but got 0/1 sharders\r\nhttps://test2.zus.network/sharder01/v1/transaction/get/confirmation?hash=df674e04690c9e773fe1ab8605060ce37ca68d8bf2218bdcddd05035d1c58b2d: [400] {\"error\":\"unexpected end of JSON input\"}\n"}
github.com/0chain/blobber/code/go/0chain.net/blobbercore/handler.BlobberHealthCheck
	/0chain/code/go/0chain.net/blobbercore/handler/health.go:44
github.com/0chain/blobber/code/go/0chain.net/blobbercore/handler.SendHealthCheck
	/0chain/code/go/0chain.net/blobbercore/handler/protocol.go:161
github.com/0chain/blobber/code/go/0chain.net/core/common/handler.StartHealthCheck.func1
	/0chain/code/go/0chain.net/core/common/handler/worker.go:36
2026-06-30T22:03:49.169Z	WARN	handler/worker.go:41	failed to send heartbeat	{"txn_hash": "", "start": "2026-06-30T22:03:35.476Z", "end": "2026-06-30T22:03:49.169Z", "duration": "13.692745446s", "error": "[txn] too less sharders to confirm it: min_confirmation is 10%, but got 0/1 sharders\r\nhttps://test2.zus.network/sharder01/v1/transaction/get/confirmation?hash=df674e04690c9e773fe1ab8605060ce37ca68d8bf2218bdcddd05035d1c58b2d: [400] {\"error\":\"unexpected end of JSON input\"}\n"}
github.com/0chain/blobber/code/go/0chain.net/core/common/handler.StartHealthCheck.func1
	/0chain/code/go/0chain.net/core/common/handler/worker.go:41
2026-06-30T22:03:57.808Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"f65af5d64000c7cd2883f4910eb69086f9d6e6635c744e62afcfab58b938ee25","from":"0","limit":"20"}}
2026-06-30T22:03:57.891Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-06-30T22:03:57.891Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "82.522795ms", "json": "74.812µs", "db": "750ns", "time_taken": "82.72859ms"}
2026-06-30T22:04:07.892Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"f65af5d64000c7cd2883f4910eb69086f9d6e6635c744e62afcfab58b938ee25","from":"0","limit":"20"}}
2026-06-30T22:04:08.045Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-06-30T22:04:08.045Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "152.752223ms", "json": "83.272µs", "db": "1.3µs", "time_taken": "152.920227ms"}
2026-06-30T22:04:18.045Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"f65af5d64000c7cd2883f4910eb69086f9d6e6635c744e62afcfab58b938ee25","from":"0","limit":"20"}}
2026-06-30T22:04:18.137Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-06-30T22:04:18.137Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "91.687845ms", "json": "95.072µs", "db": "1.2µs", "time_taken": "91.879149ms"}
2026-06-30T22:04:28.137Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"f65af5d64000c7cd2883f4910eb69086f9d6e6635c744e62afcfab58b938ee25","from":"0","limit":"20"}}
2026-06-30T22:04:28.702Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-06-30T22:04:28.702Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "564.492999ms", "json": "88.352µs", "db": "870ns", "time_taken": "564.666323ms"}
2026-06-30T22:04:38.703Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"f65af5d64000c7cd2883f4910eb69086f9d6e6635c744e62afcfab58b938ee25","from":"0","limit":"20"}}
2026-06-30T22:04:38.719Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-06-30T22:04:38.719Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "16.009598ms", "json": "131.633µs", "db": "770ns", "time_taken": "16.241483ms"}
2026-06-30T22:04:47.972Z	ERROR	handler/health.go:44	Failed to health check blobber on the blockchain	{"error": "[txn] too less sharders to confirm it: min_confirmation is 10%, but got 0/1 sharders\r\nhttps://test2.zus.network/sharder01/v1/transaction/get/confirmation?hash=713240d3494ba48fc83ac7c121484b5883c32a6ae312de6060d0f4b64c38f39b: [400] {\"error\":\"unexpected end of JSON input\"}\n"}
github.com/0chain/blobber/code/go/0chain.net/blobbercore/handler.BlobberHealthCheck
	/0chain/code/go/0chain.net/blobbercore/handler/health.go:44
github.com/0chain/blobber/code/go/0chain.net/blobbercore/handler.SendHealthCheck
	/0chain/code/go/0chain.net/blobbercore/handler/protocol.go:161
github.com/0chain/blobber/code/go/0chain.net/core/common/handler.StartHealthCheck.func1
	/0chain/code/go/0chain.net/core/common/handler/worker.go:36
2026-06-30T22:04:47.972Z	WARN	handler/worker.go:41	failed to send heartbeat	{"txn_hash": "", "start": "2026-06-30T22:04:35.477Z", "end": "2026-06-30T22:04:47.972Z", "duration": "12.494914653s", "error": "[txn] too less sharders to confirm it: min_confirmation is 10%, but got 0/1 sharders\r\nhttps://test2.zus.network/sharder01/v1/transaction/get/confirmation?hash=713240d3494ba48fc83ac7c121484b5883c32a6ae312de6060d0f4b64c38f39b: [400] {\"error\":\"unexpected end of JSON input\"}\n"}
github.com/0chain/blobber/code/go/0chain.net/core/common/handler.StartHealthCheck.func1
	/0chain/code/go/0chain.net/core/common/handler/worker.go:41
2026-06-30T22:04:48.720Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"f65af5d64000c7cd2883f4910eb69086f9d6e6635c744e62afcfab58b938ee25","from":"0","limit":"20"}}
2026-06-30T22:04:48.752Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-06-30T22:04:48.752Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "32.1477ms", "json": "258.985µs", "db": "1.05µs", "time_taken": "32.599259ms"}
2026-06-30T22:04:58.753Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"f65af5d64000c7cd2883f4910eb69086f9d6e6635c744e62afcfab58b938ee25","from":"0","limit":"20"}}
2026-06-30T22:04:59.009Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-06-30T22:04:59.009Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "255.647631ms", "json": "83.262µs", "db": "770ns", "time_taken": "255.839135ms"}
2026-06-30T22:05:09.011Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"f65af5d64000c7cd2883f4910eb69086f9d6e6635c744e62afcfab58b938ee25","from":"0","limit":"20"}}
2026-06-30T22:05:09.292Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-06-30T22:05:09.292Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "281.025413ms", "json": "73.441µs", "db": "710ns", "time_taken": "281.200226ms"}
2026-06-30T22:05:19.292Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"f65af5d64000c7cd2883f4910eb69086f9d6e6635c744e62afcfab58b938ee25","from":"0","limit":"20"}}
2026-06-30T22:05:19.361Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-06-30T22:05:19.361Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "68.702064ms", "json": "87.042µs", "db": "730ns", "time_taken": "68.94868ms"}
2026-06-30T22:05:29.362Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"f65af5d64000c7cd2883f4910eb69086f9d6e6635c744e62afcfab58b938ee25","from":"0","limit":"20"}}
2026-06-30T22:05:29.872Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-06-30T22:05:29.872Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "510.317359ms", "json": "72.182µs", "db": "750ns", "time_taken": "510.475693ms"}
2026-06-30T22:05:33.585Z	INFO	blobber/worker.go:51	success to refresh blobber settings from chain
2026-06-30T22:05:39.873Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"f65af5d64000c7cd2883f4910eb69086f9d6e6635c744e62afcfab58b938ee25","from":"0","limit":"20"}}
2026-06-30T22:05:40.017Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-06-30T22:05:40.017Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "143.761097ms", "json": "87.272µs", "db": "780ns", "time_taken": "143.936281ms"}
2026-06-30T22:05:50.017Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"f65af5d64000c7cd2883f4910eb69086f9d6e6635c744e62afcfab58b938ee25","from":"0","limit":"20"}}
2026-06-30T22:05:50.069Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-06-30T22:05:50.069Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "51.730046ms", "json": "89.111µs", "db": "640ns", "time_taken": "51.923269ms"}
2026-06-30T22:06:00.070Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"f65af5d64000c7cd2883f4910eb69086f9d6e6635c744e62afcfab58b938ee25","from":"0","limit":"20"}}
2026-06-30T22:06:00.084Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-06-30T22:06:00.084Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "13.746319ms", "json": "68.961µs", "db": "710ns", "time_taken": "13.914742ms"}
2026-06-30T22:06:00.362Z	ERROR	handler/health.go:44	Failed to health check blobber on the blockchain	{"error": "[txn] too less sharders to confirm it: min_confirmation is 10%, but got 0/1 sharders\r\nhttps://test2.zus.network/sharder01/v1/transaction/get/confirmation?hash=04a765648d882b243bc08a7513cd8cbf19fa838b0c5847067581736497115f6e: [400] {\"error\":\"unexpected end of JSON input\"}\n"}
github.com/0chain/blobber/code/go/0chain.net/blobbercore/handler.BlobberHealthCheck
	/0chain/code/go/0chain.net/blobbercore/handler/health.go:44
github.com/0chain/blobber/code/go/0chain.net/blobbercore/handler.SendHealthCheck
	/0chain/code/go/0chain.net/blobbercore/handler/protocol.go:161
github.com/0chain/blobber/code/go/0chain.net/core/common/handler.StartHealthCheck.func1
	/0chain/code/go/0chain.net/core/common/handler/worker.go:36
2026-06-30T22:06:00.362Z	WARN	handler/worker.go:41	failed to send heartbeat	{"txn_hash": "", "start": "2026-06-30T22:05:35.478Z", "end": "2026-06-30T22:06:00.362Z", "duration": "24.884437477s", "error": "[txn] too less sharders to confirm it: min_confirmation is 10%, but got 0/1 sharders\r\nhttps://test2.zus.network/sharder01/v1/transaction/get/confirmation?hash=04a765648d882b243bc08a7513cd8cbf19fa838b0c5847067581736497115f6e: [400] {\"error\":\"unexpected end of JSON input\"}\n"}
github.com/0chain/blobber/code/go/0chain.net/core/common/handler.StartHealthCheck.func1
	/0chain/code/go/0chain.net/core/common/handler/worker.go:41
2026-06-30T22:06:10.085Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"f65af5d64000c7cd2883f4910eb69086f9d6e6635c744e62afcfab58b938ee25","from":"0","limit":"20"}}
2026-06-30T22:06:10.117Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-06-30T22:06:10.117Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "31.456064ms", "json": "97.212µs", "db": "580ns", "time_taken": "31.649848ms"}
2026-06-30T22:06:20.117Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"f65af5d64000c7cd2883f4910eb69086f9d6e6635c744e62afcfab58b938ee25","from":"0","limit":"20"}}
2026-06-30T22:06:20.251Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-06-30T22:06:20.251Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "133.245578ms", "json": "76.012µs", "db": "780ns", "time_taken": "133.414692ms"}
2026-06-30T22:06:30.251Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"f65af5d64000c7cd2883f4910eb69086f9d6e6635c744e62afcfab58b938ee25","from":"0","limit":"20"}}
2026-06-30T22:06:30.329Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-06-30T22:06:30.329Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "77.644788ms", "json": "91.172µs", "db": "630ns", "time_taken": "77.821542ms"}
2026-06-30T22:06:40.330Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"f65af5d64000c7cd2883f4910eb69086f9d6e6635c744e62afcfab58b938ee25","from":"0","limit":"20"}}
2026-06-30T22:06:40.432Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-06-30T22:06:40.432Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "101.953578ms", "json": "139.313µs", "db": "1.25µs", "time_taken": "102.206213ms"}
2026-06-30T22:06:50.167Z	ERROR	handler/health.go:44	Failed to health check blobber on the blockchain	{"error": "[txn] too less sharders to confirm it: min_confirmation is 10%, but got 0/1 sharders\r\nhttps://test2.zus.network/sharder01/v1/transaction/get/confirmation?hash=f93d090b97d1024f285bc87a3535536637a393e910c07e4b2f4a312cba351aff: [400] {\"error\":\"unexpected end of JSON input\"}\n"}
github.com/0chain/blobber/code/go/0chain.net/blobbercore/handler.BlobberHealthCheck
	/0chain/code/go/0chain.net/blobbercore/handler/health.go:44
github.com/0chain/blobber/code/go/0chain.net/blobbercore/handler.SendHealthCheck
	/0chain/code/go/0chain.net/blobbercore/handler/protocol.go:161
github.com/0chain/blobber/code/go/0chain.net/core/common/handler.StartHealthCheck.func1
	/0chain/code/go/0chain.net/core/common/handler/worker.go:36
2026-06-30T22:06:50.167Z	WARN	handler/worker.go:41	failed to send heartbeat	{"txn_hash": "", "start": "2026-06-30T22:06:35.479Z", "end": "2026-06-30T22:06:50.167Z", "duration": "14.688061321s", "error": "[txn] too less sharders to confirm it: min_confirmation is 10%, but got 0/1 sharders\r\nhttps://test2.zus.network/sharder01/v1/transaction/get/confirmation?hash=f93d090b97d1024f285bc87a3535536637a393e910c07e4b2f4a312cba351aff: [400] {\"error\":\"unexpected end of JSON input\"}\n"}
github.com/0chain/blobber/code/go/0chain.net/core/common/handler.StartHealthCheck.func1
	/0chain/code/go/0chain.net/core/common/handler/worker.go:41
2026-06-30T22:06:50.432Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"f65af5d64000c7cd2883f4910eb69086f9d6e6635c744e62afcfab58b938ee25","from":"0","limit":"20"}}
2026-06-30T22:06:51.518Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-06-30T22:06:51.518Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "1.085579929s", "json": "107.642µs", "db": "630ns", "time_taken": "1.085794253s"}
2026-06-30T22:07:01.519Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"f65af5d64000c7cd2883f4910eb69086f9d6e6635c744e62afcfab58b938ee25","from":"0","limit":"20"}}
2026-06-30T22:07:01.620Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-06-30T22:07:01.620Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "101.19304ms", "json": "76.622µs", "db": "760ns", "time_taken": "101.386605ms"}
2026-06-30T22:07:11.621Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"f65af5d64000c7cd2883f4910eb69086f9d6e6635c744e62afcfab58b938ee25","from":"0","limit":"20"}}
2026-06-30T22:07:11.718Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-06-30T22:07:11.718Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "96.823516ms", "json": "77.311µs", "db": "640ns", "time_taken": "97.001589ms"}
2026-06-30T22:07:21.718Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"f65af5d64000c7cd2883f4910eb69086f9d6e6635c744e62afcfab58b938ee25","from":"0","limit":"20"}}
2026-06-30T22:07:21.734Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-06-30T22:07:21.734Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "15.939167ms", "json": "85.892µs", "db": "690ns", "time_taken": "16.146641ms"}
2026-06-30T22:07:31.735Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"f65af5d64000c7cd2883f4910eb69086f9d6e6635c744e62afcfab58b938ee25","from":"0","limit":"20"}}
2026-06-30T22:07:31.749Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-06-30T22:07:31.749Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "13.983354ms", "json": "73.492µs", "db": "570ns", "time_taken": "14.170969ms"}
2026-06-30T22:07:41.750Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"f65af5d64000c7cd2883f4910eb69086f9d6e6635c744e62afcfab58b938ee25","from":"0","limit":"20"}}
2026-06-30T22:07:42.601Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-06-30T22:07:42.601Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "850.971355ms", "json": "108.922µs", "db": "870ns", "time_taken": "851.180849ms"}
2026-06-30T22:07:52.602Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"f65af5d64000c7cd2883f4910eb69086f9d6e6635c744e62afcfab58b938ee25","from":"0","limit":"20"}}
2026-06-30T22:07:54.824Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-06-30T22:07:54.824Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "2.222636712s", "json": "81.162µs", "db": "560ns", "time_taken": "2.222832166s"}
2026-06-30T22:07:58.741Z	ERROR	handler/health.go:44	Failed to health check blobber on the blockchain	{"error": "[txn] too less sharders to confirm it: min_confirmation is 10%, but got 0/1 sharders\r\nhttps://test2.zus.network/sharder01/v1/transaction/get/confirmation?hash=cb8b787523fd3384c5227fe017cc299a4545fea29751353a344da774b5d93b9e: [400] {\"error\":\"unexpected end of JSON input\"}\n"}
github.com/0chain/blobber/code/go/0chain.net/blobbercore/handler.BlobberHealthCheck
	/0chain/code/go/0chain.net/blobbercore/handler/health.go:44
github.com/0chain/blobber/code/go/0chain.net/blobbercore/handler.SendHealthCheck
	/0chain/code/go/0chain.net/blobbercore/handler/protocol.go:161
github.com/0chain/blobber/code/go/0chain.net/core/common/handler.StartHealthCheck.func1
	/0chain/code/go/0chain.net/core/common/handler/worker.go:36
2026-06-30T22:07:58.741Z	WARN	handler/worker.go:41	failed to send heartbeat	{"txn_hash": "", "start": "2026-06-30T22:07:35.479Z", "end": "2026-06-30T22:07:58.741Z", "duration": "23.261891473s", "error": "[txn] too less sharders to confirm it: min_confirmation is 10%, but got 0/1 sharders\r\nhttps://test2.zus.network/sharder01/v1/transaction/get/confirmation?hash=cb8b787523fd3384c5227fe017cc299a4545fea29751353a344da774b5d93b9e: [400] {\"error\":\"unexpected end of JSON input\"}\n"}
github.com/0chain/blobber/code/go/0chain.net/core/common/handler.StartHealthCheck.func1
	/0chain/code/go/0chain.net/core/common/handler/worker.go:41
2026-06-30T22:08:04.825Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"f65af5d64000c7cd2883f4910eb69086f9d6e6635c744e62afcfab58b938ee25","from":"0","limit":"20"}}
2026-06-30T22:08:05.071Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-06-30T22:08:05.071Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "245.507688ms", "json": "66.952µs", "db": "1.06µs", "time_taken": "245.686623ms"}
2026-06-30T22:08:15.071Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"f65af5d64000c7cd2883f4910eb69086f9d6e6635c744e62afcfab58b938ee25","from":"0","limit":"20"}}
2026-06-30T22:08:15.116Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-06-30T22:08:15.116Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "44.732912ms", "json": "88.062µs", "db": "780ns", "time_taken": "44.926476ms"}
2026-06-30T22:08:25.117Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"f65af5d64000c7cd2883f4910eb69086f9d6e6635c744e62afcfab58b938ee25","from":"0","limit":"20"}}
2026-06-30T22:08:25.129Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-06-30T22:08:25.130Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "12.250696ms", "json": "124.733µs", "db": "720ns", "time_taken": "12.478131ms"}
2026-06-30T22:08:33.594Z	INFO	blobber/worker.go:51	success to refresh blobber settings from chain
2026-06-30T22:08:35.130Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"f65af5d64000c7cd2883f4910eb69086f9d6e6635c744e62afcfab58b938ee25","from":"0","limit":"20"}}
2026-06-30T22:08:35.139Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-06-30T22:08:35.139Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "8.676849ms", "json": "73.611µs", "db": "741ns", "time_taken": "8.868313ms"}
2026-06-30T22:08:45.139Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"f65af5d64000c7cd2883f4910eb69086f9d6e6635c744e62afcfab58b938ee25","from":"0","limit":"20"}}
2026-06-30T22:08:45.277Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-06-30T22:08:45.277Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "137.690474ms", "json": "76.202µs", "db": "660ns", "time_taken": "137.874818ms"}
2026-06-30T22:08:48.236Z	ERROR	handler/health.go:44	Failed to health check blobber on the blockchain	{"error": "[txn] too less sharders to confirm it: min_confirmation is 10%, but got 0/1 sharders\r\nhttps://test2.zus.network/sharder01/v1/transaction/get/confirmation?hash=442f09dc4ec08466edd56da2d43d98c94d6190201aa61d83f1d211046f7e6d98: [400] {\"error\":\"unexpected end of JSON input\"}\n"}
github.com/0chain/blobber/code/go/0chain.net/blobbercore/handler.BlobberHealthCheck
	/0chain/code/go/0chain.net/blobbercore/handler/health.go:44
github.com/0chain/blobber/code/go/0chain.net/blobbercore/handler.SendHealthCheck
	/0chain/code/go/0chain.net/blobbercore/handler/protocol.go:161
github.com/0chain/blobber/code/go/0chain.net/core/common/handler.StartHealthCheck.func1
	/0chain/code/go/0chain.net/core/common/handler/worker.go:36
2026-06-30T22:08:48.236Z	WARN	handler/worker.go:41	failed to send heartbeat	{"txn_hash": "", "start": "2026-06-30T22:08:35.480Z", "end": "2026-06-30T22:08:48.236Z", "duration": "12.755990145s", "error": "[txn] too less sharders to confirm it: min_confirmation is 10%, but got 0/1 sharders\r\nhttps://test2.zus.network/sharder01/v1/transaction/get/confirmation?hash=442f09dc4ec08466edd56da2d43d98c94d6190201aa61d83f1d211046f7e6d98: [400] {\"error\":\"unexpected end of JSON input\"}\n"}
github.com/0chain/blobber/code/go/0chain.net/core/common/handler.StartHealthCheck.func1
	/0chain/code/go/0chain.net/core/common/handler/worker.go:41
2026-06-30T22:08:55.278Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"f65af5d64000c7cd2883f4910eb69086f9d6e6635c744e62afcfab58b938ee25","from":"0","limit":"20"}}
2026-06-30T22:08:55.328Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-06-30T22:08:55.329Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "50.584219ms", "json": "85.252µs", "db": "1µs", "time_taken": "50.762933ms"}
2026-06-30T22:09:05.329Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"f65af5d64000c7cd2883f4910eb69086f9d6e6635c744e62afcfab58b938ee25","from":"0","limit":"20"}}
2026-06-30T22:09:05.563Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-06-30T22:09:05.563Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "233.547139ms", "json": "71.651µs", "db": "620ns", "time_taken": "233.719052ms"}
2026-06-30T22:09:15.565Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"f65af5d64000c7cd2883f4910eb69086f9d6e6635c744e62afcfab58b938ee25","from":"0","limit":"20"}}
2026-06-30T22:09:15.604Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-06-30T22:09:15.604Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "38.391345ms", "json": "101.082µs", "db": "930ns", "time_taken": "39.063929ms"}
2026-06-30T22:09:25.605Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"f65af5d64000c7cd2883f4910eb69086f9d6e6635c744e62afcfab58b938ee25","from":"0","limit":"20"}}
2026-06-30T22:09:25.789Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-06-30T22:09:25.789Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "183.852718ms", "json": "150.773µs", "db": "630ns", "time_taken": "184.104753ms"}
2026-06-30T22:09:35.790Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"f65af5d64000c7cd2883f4910eb69086f9d6e6635c744e62afcfab58b938ee25","from":"0","limit":"20"}}
2026-06-30T22:09:35.835Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-06-30T22:09:35.835Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "45.252914ms", "json": "70.542µs", "db": "740ns", "time_taken": "45.447388ms"}
2026-06-30T22:09:45.835Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"f65af5d64000c7cd2883f4910eb69086f9d6e6635c744e62afcfab58b938ee25","from":"0","limit":"20"}}
2026-06-30T22:09:45.862Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-06-30T22:09:45.862Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "26.67241ms", "json": "67.601µs", "db": "670ns", "time_taken": "26.850243ms"}
2026-06-30T22:09:48.503Z	ERROR	handler/health.go:44	Failed to health check blobber on the blockchain	{"error": "[txn] too less sharders to confirm it: min_confirmation is 10%, but got 0/1 sharders\r\nhttps://test2.zus.network/sharder01/v1/transaction/get/confirmation?hash=6b43a89b299bb35894bcac074f1da3ae330b19bf7d9f0381d180bd99ff5d17a8: [400] {\"error\":\"unexpected end of JSON input\"}\n"}
github.com/0chain/blobber/code/go/0chain.net/blobbercore/handler.BlobberHealthCheck
	/0chain/code/go/0chain.net/blobbercore/handler/health.go:44
github.com/0chain/blobber/code/go/0chain.net/blobbercore/handler.SendHealthCheck
	/0chain/code/go/0chain.net/blobbercore/handler/protocol.go:161
github.com/0chain/blobber/code/go/0chain.net/core/common/handler.StartHealthCheck.func1
	/0chain/code/go/0chain.net/core/common/handler/worker.go:36
2026-06-30T22:09:48.503Z	WARN	handler/worker.go:41	failed to send heartbeat	{"txn_hash": "", "start": "2026-06-30T22:09:35.481Z", "end": "2026-06-30T22:09:48.503Z", "duration": "13.022645613s", "error": "[txn] too less sharders to confirm it: min_confirmation is 10%, but got 0/1 sharders\r\nhttps://test2.zus.network/sharder01/v1/transaction/get/confirmation?hash=6b43a89b299bb35894bcac074f1da3ae330b19bf7d9f0381d180bd99ff5d17a8: [400] {\"error\":\"unexpected end of JSON input\"}\n"}
github.com/0chain/blobber/code/go/0chain.net/core/common/handler.StartHealthCheck.func1
	/0chain/code/go/0chain.net/core/common/handler/worker.go:41
2026-06-30T22:09:55.862Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"f65af5d64000c7cd2883f4910eb69086f9d6e6635c744e62afcfab58b938ee25","from":"0","limit":"20"}}
2026-06-30T22:09:55.880Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-06-30T22:09:55.880Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "17.346617ms", "json": "83.912µs", "db": "670ns", "time_taken": "17.517931ms"}
2026-06-30T22:10:05.880Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"f65af5d64000c7cd2883f4910eb69086f9d6e6635c744e62afcfab58b938ee25","from":"0","limit":"20"}}
2026-06-30T22:10:06.352Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-06-30T22:10:06.352Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "471.968932ms", "json": "77.442µs", "db": "750ns", "time_taken": "472.153706ms"}
2026-06-30T22:10:16.353Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"f65af5d64000c7cd2883f4910eb69086f9d6e6635c744e62afcfab58b938ee25","from":"0","limit":"20"}}
2026-06-30T22:10:16.480Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-06-30T22:10:16.480Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "127.675646ms", "json": "95.492µs", "db": "730ns", "time_taken": "127.87164ms"}
2026-06-30T22:10:26.482Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"f65af5d64000c7cd2883f4910eb69086f9d6e6635c744e62afcfab58b938ee25","from":"0","limit":"20"}}
2026-06-30T22:10:27.331Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-06-30T22:10:27.331Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "849.467398ms", "json": "70.242µs", "db": "750ns", "time_taken": "849.636212ms"}
2026-06-30T22:10:37.332Z	INFO	challenge/challenge.go:54	[challenge]sync:pull	{"params": {"blobber":"f65af5d64000c7cd2883f4910eb69086f9d6e6635c744e62afcfab58b938ee25","from":"0","limit":"20"}}
2026-06-30T22:10:40.346Z	INFO	challenge/challenge.go:87	challenges_from_chain	{"challenges": 0, "challenge_ids": []}
2026-06-30T22:10:40.346Z	INFO	challenge/challenge.go:99	[challenge]elapsed:pull	{"count": 0, "download": "3.01411083s", "json": "82.191µs", "db": "560ns", "time_taken": "3.014301574s"}