Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,574,591",
      "signature": "0xa4cd9d5372cb0f7118abe21cb117bd9d3f81584a7ecf8eee6249e90be084cfb7facb7f902315c51a23f90f26153b4bf5",
      "randomness": "0xafe1399a344e4c434c1a7ac593987e582766563e1b0cf927ce5fc2c0742a19b5"
    }
  ],
  "blockNumber": "7,413,983"
}

{
  "Sr25519": "0x168768b0d35f6d4abf8a65f65c66e3d44cba64e512385c54c94f91569fe1646337123eb5e8447890d809572b7760c708ba153097d5dbaa89a3fb09c71787268b"
}