Extrinsic 123666-1

{
  "heartbeat": {
    "blockNumber": 123665,
    "sessionIndex": 2061,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0x1e3a209abb34c296a25ff42fd58c031322f94b5f743f425abbbe1602eda7f10c439699380d08ecbd08d56bc93dc2427d26df3da07c9951feb7e0d93c4de33c83"
}