Write Pulse

{
  "public": {
    "Sr25519": "0xb2d7ce3e75c398ab506ddf8953e06bdd58c6a17412037afb8764efae7e94c04b"
  },
  "pulses": [
    {
      "round": "25,621,904",
      "signature": "0xafdef01978616e810ef80eacd768ed722d06c4fa4a58db84f013d25c1752cdb9e870f6eacd73ebf6c1e5ec01fd8974c6",
      "randomness": "0x18ca3c22331c9d16fcd0002448e81d07645c298590fc0a48356a93829fa5d3fa"
    }
  ],
  "blockNumber": "7,425,790"
}

{
  "Sr25519": "0x8a140e76b1f2e7754d5b5e403ddb7d393479648aaedc9faceef9fc09c7b89b374beb0ad337e96be0bc5f2f4c4dc04c4817bf6267b6f0dbfedd2358d1eafc4183"
}