Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,598,055",
      "signature": "0xb54c065f1f770381565a8e42e9620b348026f653b05a9f19d3a596a61ce2a5a78687a51661636a1b4a60641790e2cd6e",
      "randomness": "0x27bd50c1694a08a25d7b753ca5cbd29caa0e95cb485921c53a04ea149b066942"
    }
  ],
  "blockNumber": "7,419,830"
}

{
  "Sr25519": "0x3e64185152744ccb66619a9255528a85d9ad035307dc22b2e6ce3bf4319c1f61c4642dcff55cfeb3c13c4256041d83dfa2e17b9dcfd67140999ba741df1c1680"
}