Write Pulse

{
  "public": {
    "Sr25519": "0xe4cfd1cbf31f6bfac188943a61e8e4d47aad1c362d00cfb56c5c8b83406fd04c"
  },
  "pulses": [
    {
      "round": "25,545,543",
      "signature": "0x87f394a7c7f9af74133a59ea48e98272717079d5921ef81738c7a5077e576d18384884f6487c9118fe09315ff7c66e21",
      "randomness": "0x2750d16e410b50efa9dcd10ab3c417d0d677db16f1138f16cc9422e83cd7d5bc"
    }
  ],
  "blockNumber": "7,406,721"
}

{
  "Sr25519": "0x960ce18eed29a960290970098eaa5e4245f161e01da4e07d77b8a5a1d560007bd5788225d11391957832b0d905b6a8e477c17095d4449740bc5c567e1595d083"
}