Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,666,990",
      "signature": "0x89c6e43ea615dfc70a6f76731fb77ae273f8bbc80b5eb149d03c744f6f2f3a6acc044201bc970f1c424e2e672be10074",
      "randomness": "0x395a3e4121a5cf0a830072243db23dcd42eb73184793c81434af551a9dd4844c"
    }
  ],
  "blockNumber": "7,437,039"
}

{
  "Sr25519": "0x68636f0e0765d264f68ec7d08ca9fb315233fc0767176226283de081cb9b935291d7c5348c190de98d1d57448631285d586a250d1d6f778503876a7278739786"
}