Extrinsic 149560-1

{
  "heartbeat": {
    "blockNumber": 149559,
    "sessionIndex": 2492,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0x449f9357cf1e981e3841b35296a0e4266f32c87d8ea4bf9c7cb7f5d11742cf72badf209a3e740a4ad92619d776d076dce9070acfe48f894373b8de13b66dbf85"
}