Write Pulse

{
  "public": {
    "Sr25519": "0xb2d7ce3e75c398ab506ddf8953e06bdd58c6a17412037afb8764efae7e94c04b"
  },
  "pulses": [
    {
      "round": "25,663,820",
      "signature": "0xab3ca73611cfdb048b13a80fc0a8625d59c00a6530428f6f527e3283769a332834a5e3c4f2ab2c53a703fd9391b88e50",
      "randomness": "0xc90ca38457f80d73133a8bb2ba7b11393150f6adec19670c1aa754169438391c"
    }
  ],
  "blockNumber": "7,436,249"
}

{
  "Sr25519": "0x1c7729255bf879e74a274337823e49efc20f79a6b174b17bb2d6c78d05270d6d89a4e88ae1032889919a1c312885910fe502ed839ffb44deacea47b2bd02f285"
}