Write Pulse

{
  "public": {
    "Sr25519": "0xe4cfd1cbf31f6bfac188943a61e8e4d47aad1c362d00cfb56c5c8b83406fd04c"
  },
  "pulses": [
    {
      "round": "25,557,381",
      "signature": "0xb15de2a43bcaf838a626cf6cab216fc7035404cbf1d7390d2af94a25017c671e30b18f2cf45c858908074d9edc39b99f",
      "randomness": "0x38a7a6517b756aa4c33c77a14ed0635eb406c87927977072b8a227913bec01db"
    }
  ],
  "blockNumber": "7,409,681"
}

{
  "Sr25519": "0xe6f399b598537d42793d49ae884d8e06d6a895d46ca666bc1dbd095a54a32d5acd4d24e4ba82c66168a6b526a92cf48ffac0ace92512e4ed0d231e22018e4c86"
}