Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,553,390",
      "signature": "0x90ac445444d5e17d2b28f98ffbb09b611c4acb623d5e880682ca3e04610967645c4fdb787968d9334e06cb045629209e",
      "randomness": "0x6404174a18bafd1543a645c72c6fede22bed561636427df861019a9f6d40f6da"
    }
  ],
  "blockNumber": "7,408,683"
}

{
  "Sr25519": "0x78c333c40bab3ff109defee86704ff1e5cbd47395493b2d33a0d5a266198c17aee85dfa640ff41ae054d879ad0a6780f5b48a545e5abaf778e14aed2caddc582"
}