Write Pulse

{
  "public": {
    "Sr25519": "0x0addb25b0d4e9de244b714f767f5a052ff4c2e94375cd38fb23c319771e29a28"
  },
  "pulses": [
    {
      "round": "25,577,740",
      "signature": "0xa4f9659556f4986f25abec5f4b95dadb4d37a7ccc16d9b90c24597df16db4d7af617bceab92bea526dd70669b9540769",
      "randomness": "0x0e93c62dcc76f3cd51691690ee602c0e9e19019f0558516db688f662159b51e0"
    }
  ],
  "blockNumber": "7,414,770"
}

{
  "Sr25519": "0xa445360c768f91c460f6323eda092b83d239664b1cfe1551376576f4350d182a5da852c3622a2900337dd9e73aee24dd2ebdb08dca70549b4ddbdcf7fdd53585"
}