Write Pulse

{
  "public": {
    "Sr25519": "0xe4cfd1cbf31f6bfac188943a61e8e4d47aad1c362d00cfb56c5c8b83406fd04c"
  },
  "pulses": [
    {
      "round": "25,553,143",
      "signature": "0xa497c2b4bdd2080db38bccea598695639482aff2f08b29e8177295e558050b8b00036edebc611f7e8ddbd8393fa47261",
      "randomness": "0x3f2446f9aae61760b46ec067287203ae79a33a23cc5a9275232c444c8b6cff06"
    }
  ],
  "blockNumber": "7,408,621"
}

{
  "Sr25519": "0xb0ca41e03179f2d46d26062ec57f2aab502772449760bd1424fa76b930dd4769a9b6e2888406211fc01b548929159aa3d817fd85c71f01da16b9204b25bc5387"
}