Write Pulse

{
  "public": {
    "Sr25519": "0xe4cfd1cbf31f6bfac188943a61e8e4d47aad1c362d00cfb56c5c8b83406fd04c"
  },
  "pulses": [
    {
      "round": "25,573,704",
      "signature": "0xa5da33c4998406b618fe9e999b53d53605fdcb667c1390ed14fc79ba78447d35cd278dea3da1eed689f89c2845fd8d42",
      "randomness": "0xdd481168c702082a00db474a69d2f7d24d086838a1ed54370e360da054f79ec3"
    }
  ],
  "blockNumber": "7,413,761"
}

{
  "Sr25519": "0x4c208e65830be8bb58f6fbdbbbd038c8852440c3c85d84b037a45d31b2e51f4962d6cc7be1c323e46c0fcd6d1a24d97ed48de12956007ed612c5b26211427782"
}