Extrinsic 24142-2

{
  "heartbeat": {
    "blockNumber": 24140,
    "sessionIndex": 402,
    "validatorsLen": 4,
    "authorityIndex": 2
  },
  "signature": "0x6af837c8880e0b6ff6fed10296a931435131c63f4cb7e7ce4849ed1395279a55e790222a31d00424da6a0b3d565d4b40d63efb737b1185b9dedae264e4f6e585"
}