Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,592,134",
      "signature": "0xaf5bddc9eab40eddb2e57fa7ef87c7757d8149176f6ea53c1a449c57205623a1ee460fad468236d668225b2e69aaa7c7",
      "randomness": "0x03242b2e249f6cfcd8581081323dd1f62eae7bebd54b66da9cb5145a9b8eecfb"
    }
  ],
  "blockNumber": "7,418,356"
}

{
  "Sr25519": "0x66aea837b306d56539f6c655587ac2527eaa2b0ef229d5afe230a9a57e03c26258beea463b4127d7aefc0b957149903fdb664ae872d5dd01a2a5a5f8196da08a"
}