Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,623,049",
      "signature": "0xa0a18583462099f2e2df62ae0393b046e7a525092bb6f1c7475619b8a51930364e6f8c36cbe62a6a5d3e65b2510a107b",
      "randomness": "0x064ad474355ae9e1cdc473cc69f34f2d09588f67386d2b6ddb7ada285db26aba"
    }
  ],
  "blockNumber": "7,426,077"
}

{
  "Sr25519": "0xe87463a3a05e9664329a585272adf26f22944617de51a324cbcd8740612c2a02ce8dbd1c20bba6eb40d64c553b888f236ec50fad7ead354ae4cba9a6a888038a"
}