Write Pulse

{
  "public": {
    "Sr25519": "0xe4cfd1cbf31f6bfac188943a61e8e4d47aad1c362d00cfb56c5c8b83406fd04c"
  },
  "pulses": [
    {
      "round": "25,544,741",
      "signature": "0x8463eeff51b7edefb998a503c6d8aca8b3bed08e8da1152b24521082134618f76ac829f52228c426b989f79d730599f4",
      "randomness": "0xde4bc7a7987245c428fa628db058c103b4bcf5463ddba0653373add621bc40f2"
    }
  ],
  "blockNumber": "7,406,521"
}

{
  "Sr25519": "0x3cc173163fea581682f0568c0399bb0206a798f105a1edd8279c4fb8a62551740fffd853b8f3c7e3628f00012d6c489749705366d9de8f025ed9a763a16c1787"
}