Write Pulse

{
  "public": {
    "Sr25519": "0xdafb18cfc59962b92ea75a32675f6c9360b3fbc8de74df96e4223788aa2df10b"
  },
  "pulses": [
    {
      "round": "25,637,351",
      "signature": "0x96381bfe9b6eb8f1fb3288a2069c8c2301d2a09d895331c33d42ad3f2005a110d76f48771792dcc9dfd52ba9b1dd8fba",
      "randomness": "0x8d9c494acce40aab5feb8d8f2482a2373cbd393b8c47e9098c27d97bf0c2edd9"
    }
  ],
  "blockNumber": "7,429,652"
}

{
  "Sr25519": "0x6cff0e64a4bb34fb9adff92f0413d650b0d3e59b4e545a5648fff2e6029abf7d27d5a4af95e5c0562634678463c1995e1e5536d89fa765ed511f42e1352fa285"
}