Extrinsic 22903-1

{
  "heartbeat": {
    "blockNumber": 22902,
    "sessionIndex": 381,
    "validatorsLen": 4,
    "authorityIndex": 2
  },
  "signature": "0x9ebad7c7cfb0f37c0c84baf8033e425029bf1110e55c374e1adae03e1946f82de2e83191265355620a0bc430804f09a4a657a574d6e95311462f8d989f7c5d80"
}