Write Pulse

{
  "public": {
    "Sr25519": "0xb2d7ce3e75c398ab506ddf8953e06bdd58c6a17412037afb8764efae7e94c04b"
  },
  "pulses": [
    {
      "round": "25,559,824",
      "signature": "0xacb274af3f4196c42657bba743094e2ee5b9d64abf19e9978f296f810daf33dfb55034a58e4a881458a826bae42d0e4b",
      "randomness": "0xe3e054e0822977812579c146850a8974d5fa1edd338151825cade7ad3822e86e"
    }
  ],
  "blockNumber": "7,410,291"
}

{
  "Sr25519": "0x628b8ce96d3af2ded81666a24ee2b0536c647890dae2952332a1d319e7de8f67e0ed30ed92d122b660f4f125002c3396d4ceaa3b5df63d4606d2a7883734768f"
}