Write Pulse

{
  "public": {
    "Sr25519": "0xe4cfd1cbf31f6bfac188943a61e8e4d47aad1c362d00cfb56c5c8b83406fd04c"
  },
  "pulses": [
    {
      "round": "25,540,343",
      "signature": "0x884aa4c598c22956c3233e5564e9e9bd274cadc4bbc2db377326d63c2cf00a41cb6286c533f9c4499416a218a813da47",
      "randomness": "0x463e62653e7cfd52e687d981c6e2b812008fd345d8470dc8f147dec316dea9fe"
    }
  ],
  "blockNumber": "7,405,421"
}

{
  "Sr25519": "0x4e8da1ae58da9deeb9118f7d8fc5ebe98b437909833835d75448760f0358d3485107b61e39735c3c8cf1bbe9063b7ff3b6ec5486a78827638fc4152caff4488b"
}