Extrinsic 149305-1

{
  "heartbeat": {
    "blockNumber": 149304,
    "sessionIndex": 2488,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0xe625407e5ae5f55887713820e171c306241d9ed1908f54d401e38b8ad77aba6a97d7fbfbc5b87a408bb40ae41731af8d83f69417b95fbd36898736492248fc8f"
}