Write Pulse

{
  "public": {
    "Sr25519": "0xb2d7ce3e75c398ab506ddf8953e06bdd58c6a17412037afb8764efae7e94c04b"
  },
  "pulses": [
    {
      "round": "25,612,541",
      "signature": "0x8218152b755ce1a1d6a5739e6a205275d2f2ad715d6f4cc366412cb175e56434ae0e1d8549414718257a14eddc95a5c0",
      "randomness": "0x2747e747a8cf7a830400c694e0b65345875ec8b3f18eb6ee9235a2c426324ea7"
    }
  ],
  "blockNumber": "7,423,451"
}

{
  "Sr25519": "0xccc220a5e1c98bd454c59107f073460c981166d073560e52cc3c8c18d6f6bc2bb38f3801238a1b6863ee9fef502bc655c7a509a7f2d7ff538e0064b83ad7cd8d"
}