Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,670,751",
      "signature": "0xa3464487f33127a67bd32420a717c119f25a4866a2cf2366ac7a401cd869f1cb7b61250cb830d3b9305b744d51e23400",
      "randomness": "0x32df798055c5b136393389e1366a5928e78344ddfde82015aef4f53dd9637963"
    }
  ],
  "blockNumber": "7,437,979"
}

{
  "Sr25519": "0x0eee5a348bfb836c24fc728e64750aacefd0d3d954f38d1c01d12c90651abc03b21e99ecff2aa1133442d11e20e0b64f8fb7c4038304ac51fc5ef5037c3f5981"
}