Write Pulse

{
  "public": {
    "Sr25519": "0xdafb18cfc59962b92ea75a32675f6c9360b3fbc8de74df96e4223788aa2df10b"
  },
  "pulses": [
    {
      "round": "25,556,951",
      "signature": "0x8698f8c1a6aad1f4293157e96232ec558a9b6f593b82af384a577f4c117c3b1282becc92165b52e17e37fcb3355b53aa",
      "randomness": "0x505ae0e740dc17d6eaae946eb439b152fa4a348a070bfbec642bc58496310300"
    }
  ],
  "blockNumber": "7,409,573"
}

{
  "Sr25519": "0x96a6862326540bc387ba36dd1b2007d69afca7eb3c992b5e701b6da28d6fc13dec348af64979262943371ea7476d51458d9ac8b108bda687e01e51f26e868b8f"
}