Write Pulse

{
  "public": {
    "Sr25519": "0xe4cfd1cbf31f6bfac188943a61e8e4d47aad1c362d00cfb56c5c8b83406fd04c"
  },
  "pulses": [
    {
      "round": "25,632,662",
      "signature": "0xb77ff5f38dd2b98317fe184b8787b471ebee5ad101e76a67a49ef00e99d65ef02a40d0d4359a50082767f040cea693f2",
      "randomness": "0x877f3fac845c241af4e7fcbcfa155f890f3190682bade4f05c4b1cda9939015a"
    }
  ],
  "blockNumber": "7,428,480"
}

{
  "Sr25519": "0xf695311196b7fa7644470cbf30c314b7175720971c832c16c7880532284c742da303d195a44096c7a46b17ca40fda54675e60ab062811be1074e1253cb0ac980"
}