Write Pulse

{
  "public": {
    "Sr25519": "0xb2d7ce3e75c398ab506ddf8953e06bdd58c6a17412037afb8764efae7e94c04b"
  },
  "pulses": [
    {
      "round": "25,616,621",
      "signature": "0xa18710c6709b1b84ba0a36dad940d9a57fc4512753187a5784336946b762269a0af84c89fdfbcd716405ad923c604dc5",
      "randomness": "0x05f160096e552b3dc81cadced9a91c28ead561dd26402b490c80fbc432f04140"
    }
  ],
  "blockNumber": "7,424,471"
}

{
  "Sr25519": "0xf216ebc898c290f8f269a785fafd6c4649ac6935edae359b870d27993d23ca39a6c9f88957211fae5afa422b53992e34b98ab9249f16f6f8454c91723e8ec488"
}