Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,537,470",
      "signature": "0xa4cfde5f8ad42b69dfe1e68709949e78f19654e596d90a552de86f29de02d8e7160905c3acca9c6b36fb08a8248ccf16",
      "randomness": "0xc649c09df78877f59b2c5e6ceb14b691b372e9b27d974953e510b0ad0c2e26bc"
    }
  ],
  "blockNumber": "7,404,703"
}

{
  "Sr25519": "0x4e3f74d74c09945cd7812903fa27c60333cf68084a43c5cb76aed39a8d0a610bb7540673a9f2297bf6afbc4dbade214743001e80386e1a0272daac4ce0c15781"
}