Write Pulse

{
  "public": {
    "Sr25519": "0xe4cfd1cbf31f6bfac188943a61e8e4d47aad1c362d00cfb56c5c8b83406fd04c"
  },
  "pulses": [
    {
      "round": "25,649,061",
      "signature": "0x855adf4a47b7a8f192b717a42563f050207cfc9f2792c3ccc5387e80cf91952e852536132c4909354ab54d910502c778",
      "randomness": "0x7f67bb6aa14047b0af9c817b150cddc52535b58929b7cdc5126455483a10bc6c"
    }
  ],
  "blockNumber": "7,432,570"
}

{
  "Sr25519": "0x90627017f385d7082bfd703b190d9d781700c4557533f877a2e8106e4817ca792d35c93d294632a9559ca05d311d73a7764665b4c20ef8eecc649682b6182589"
}