Write Pulse

{
  "public": {
    "Sr25519": "0xe4cfd1cbf31f6bfac188943a61e8e4d47aad1c362d00cfb56c5c8b83406fd04c"
  },
  "pulses": [
    {
      "round": "25,574,264",
      "signature": "0xabe71f0fccf18fc4ff66246e64f4a05835994e8b2aa6ce37c95db7bf7c038d09a49a74edeeb3b16757cf54be4c791b32",
      "randomness": "0xe65827414cf505ce62ddcf6524bc846cc7e1142bc7f09675c846886d4bb22fe8"
    }
  ],
  "blockNumber": "7,413,901"
}

{
  "Sr25519": "0x6ac974681ebd7c5d84c9365b027d5681d67261d72e1a838da27084f798706814a355b7f0fa016811a5b8dd7f1c78091bb6e8d2015dbbe2b8c34213496e8aef8f"
}