Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,542,912",
      "signature": "0xb7666a7d467f7a975b96e0cfcd6d84e6037a9170ade897e8bc787ef2aa313e99610ad0e2989a7bf98f2485f1f9bf8fc8",
      "randomness": "0xa35fa07fb94bf5c701b493ec0ada3c7214a544cbfe7df82e3edf7cd2f1f1fe9a"
    }
  ],
  "blockNumber": "7,406,063"
}

{
  "Sr25519": "0xce57c6f933e52d3c4ee9bd5d0ed3777827ce59c7485bd2cca5b8ea432917c33e120ed3a2d16113dd4bf167993d40fc9efcbea6ee34ed5b6bea9d49c00581188b"
}