Extrinsic 107259-1

{
  "heartbeat": {
    "blockNumber": 107257,
    "sessionIndex": 1787,
    "validatorsLen": 4,
    "authorityIndex": 2
  },
  "signature": "0x74b0f4c7688551d83dd1c25254aba6d5421714e143d7d3a96096ee36fc38ce1ab7dc4ef2c38f3479498524babaee58b1776e7e101a4ce68b6886dd077d218f8f"
}