Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,666,774",
      "signature": "0xaa796db9cd668ddaffd7727950c07b1aa3dda80c9be2fe8111d7321a8b5852aec70018ad6b36950bd409fcf0f8d30e56",
      "randomness": "0xd6cc596c8cf449bfa04b0b1ccfa81a0a42c4c0b91220d82c1bd877a3b458d885"
    }
  ],
  "blockNumber": "7,436,985"
}

{
  "Sr25519": "0xfe7cdfbab0a9468ed1ffea8a45f319f51dd58496d085a7c9ce61fa44da610674b3fc760639631e08ad1164b4401a38bdc972b49a99de32f5c4fdcbb29a62c382"
}