Extrinsic 23071-1

{
  "heartbeat": {
    "blockNumber": 23069,
    "sessionIndex": 384,
    "validatorsLen": 4,
    "authorityIndex": 0
  },
  "signature": "0xa2c3082768346f7426e43fcebc9325b83d242727ba8cbcd83748e6ee4a4b8a54637afe1d2672f8f28a5a00a7eba747690391a1a2c8fda620803b7db50e9a9685"
}