Write Pulse

{
  "public": {
    "Sr25519": "0xe4cfd1cbf31f6bfac188943a61e8e4d47aad1c362d00cfb56c5c8b83406fd04c"
  },
  "pulses": [
    {
      "round": "25,578,422",
      "signature": "0xa8cedcb0d2b261314aae6275847ec0ea4d40007e0aebea4037315e449429548329ad98cdb24091afa466f9540e1d5d76",
      "randomness": "0x336d46bf3a9cbac1b83e297934deeb354064e72f87b580851d3130c371f3b00f"
    }
  ],
  "blockNumber": "7,414,941"
}

{
  "Sr25519": "0x2e64b81febd2002fb26c8a8da85770d741969f38724104f69e7fd2533cd86c79ba69553e44ae5b4b6ed548ed72b7830270db0ffe9155e0b978d0b7174c711a8e"
}