Write Pulse

{
  "public": {
    "Sr25519": "0x0addb25b0d4e9de244b714f767f5a052ff4c2e94375cd38fb23c319771e29a28"
  },
  "pulses": [
    {
      "round": "25,603,818",
      "signature": "0xb978d3c89955a1150c75340b5c9fdab7018c3e1bbba221b789c1e3ba02c3be29d506f383e0d859e9f10ca1e916972b89",
      "randomness": "0xeeedfd7c000b673b0fbb6fbb2b928c423b138912b6eea1eec89c7a5a09b2dc06"
    }
  ],
  "blockNumber": "7,421,271"
}

{
  "Sr25519": "0x9c73b708abe64b903af93d0375ce42f3c643512d20a07406ce5505a54035232334c148028edd409cc6d1bc16a9b25bff27c0d6c770af518a7f9dd5fe75c38981"
}