Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,574,214",
      "signature": "0xa03a75129826745582002cf4e4efe50d8320123e4d55c627772cdff67aaaca51ebe0b49461eaa70cb1126298da17d7a9",
      "randomness": "0x022fd3aa63113eddc6ffdfe0d505b254a45d8569712c47d3da6751e58afaea6b"
    }
  ],
  "blockNumber": "7,413,889"
}

{
  "Sr25519": "0xec603571d7bcea9a4a4d843a0840c9930a497366f53d3c5e92fcf9c5ef296f4165a9d09677ad7124e9eb26ba297a474876d02cdd45dd561e9e5e0f65f510e38a"
}