Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,545,575",
      "signature": "0x87c1b8a1ad90ce7ec71712b140b7954698b17fb8fbae5644db0d97ae91f0f0ef2c31bc4a16eb805fc4b7579c859d093c",
      "randomness": "0xb8f25f30c1b9482d98f808c52fc4b20483b958995f32622ead916832d42e3dcc"
    }
  ],
  "blockNumber": "7,406,729"
}

{
  "Sr25519": "0xca51a8b2a1f4004c7b0974ff508239defccb31d80b2cd939bf82f868ba5a863486d998eb81e6dffd61be7ca61ff2b371584e9560327f46ae750403db3ec7eb86"
}