Extrinsic 46844-2

{
  "heartbeat": {
    "blockNumber": 46842,
    "sessionIndex": 780,
    "validatorsLen": 4,
    "authorityIndex": 0
  },
  "signature": "0x5638bc6bce25b525b253cf5bf086ce09225114f1f14f458366994a5f804c9515b8426f53812397e5de9b94be16c1e2bf3674a042040ec9221f0f1b2510b97f80"
}