Extrinsic 58055-1

{
  "heartbeat": {
    "blockNumber": 58054,
    "sessionIndex": 967,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0xf437267cc7b2b60e9658f392bc659503aec9e0ac4e10fb56e9be65972de5f53c7ac47b947b54411d026ce3a0a1aa10acccd741486775a804fb0ebdc4ac66668f"
}