Extrinsic 52117-1

{
  "heartbeat": {
    "blockNumber": 52116,
    "sessionIndex": 868,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0xea2b12c9dd8b0e4f6bcd588b8010abce996912780329b8163cf539e63d53c3658597482d8b0b9d2cae3028110c0734156970eeb29ec7a91243d7301cfaac6b85"
}