Extrinsic 135468-1

{
  "heartbeat": {
    "blockNumber": 135467,
    "sessionIndex": 2257,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0xa2b432ead29b13a1fd77bd4525f5520cd837ab09b3bcf5826eb531cd09b9453b52ee439f372ab26f9a72ed57cae437043d8ab20b0c2da7a5acbb879e0d567d8b"
}