Extrinsic 48126-1

{
  "heartbeat": {
    "blockNumber": 48125,
    "sessionIndex": 802,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0x22e0bef3f7bce2ac0c23a17b374103b772da700f6a2e60cb62a7254ba13b3223c3bd19b4a0a2cac953c973e5bb317cb421c0e82fd9509ada3c290159d4c2b78f"
}