Write Pulse

{
  "public": {
    "Sr25519": "0xe4cfd1cbf31f6bfac188943a61e8e4d47aad1c362d00cfb56c5c8b83406fd04c"
  },
  "pulses": [
    {
      "round": "25,627,143",
      "signature": "0xa7d5173bec4d4b701c62072bbe8440736ee7909c5853b16be6176d5eda598e221125a8184a04757ffea56634fd106f17",
      "randomness": "0x19ddcba8beda58ffe52433462402465763be85a4f63413368838bc1f9680e54c"
    }
  ],
  "blockNumber": "7,427,100"
}

{
  "Sr25519": "0xa6f50533bc5a85061035e2ffac521afa61dd48067a8f6f3cb9fc80f69613473693ca4cf04fe176c692c36ac4bfc71f1f74fe7ac091b5f08cd7ebf8c7fbe2ab8c"
}