Write Pulse

{
  "public": {
    "Sr25519": "0xb2d7ce3e75c398ab506ddf8953e06bdd58c6a17412037afb8764efae7e94c04b"
  },
  "pulses": [
    {
      "round": "25,566,381",
      "signature": "0x897bfe7878df8a4c1a206f16dfbbcd0e6b731882d2040fdd3e8e59535717b96bc6e96ef0e7a08d9d3a4dd2f3775d4dcb",
      "randomness": "0xdb715ecc75ddebca9b3f90686dfa65a462646b9e4a3e7d86e5d85905d9abc185"
    }
  ],
  "blockNumber": "7,411,931"
}

{
  "Sr25519": "0x5641971a6b81aff062b679e6948beb719a5a67169dfd6946fda97c084632e106684544825af438454a2d38a091b2bb2d00d89816774aaa31b6b2747be0895d8a"
}