Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,679,710",
      "signature": "0xa5cf0f63f571d4ed439994de567532bacd9bf228d9c26a3c01d3b0c86c9286c6f9b5cef0f07f0b6bfccf35f18494a60c",
      "randomness": "0xbb96f8392521336e2973e79e333752f9d8b5d16306ec4b28c21df2ad2d032b5e"
    }
  ],
  "blockNumber": "7,440,214"
}

{
  "Sr25519": "0x7462a438a17ff3c736eb0dd9e9acb4c92b08ab8332e111a24e4682f8912c373cdba26e3af6ccfedba8be1dd0a3a636e50db77e001b24e883d1b401afca676f8a"
}