Write Pulse

{
  "public": {
    "Sr25519": "0xb2d7ce3e75c398ab506ddf8953e06bdd58c6a17412037afb8764efae7e94c04b"
  },
  "pulses": [
    {
      "round": "25,587,741",
      "signature": "0x8cff586971eb30aef95333c327418562ac3ae9abe83714533856b124a5fc72e0e8cb1dad473820d2f936924f67365d81",
      "randomness": "0x13b5c407929af9cbcc79496c8273561ee633f0f472fa1522deed65ed35d6178b"
    }
  ],
  "blockNumber": "7,417,258"
}

{
  "Sr25519": "0x866af3268f4a83ce875de99ed54bef8c70cf526ebd9c9546b66c5302b11b3639faf882192e0174fb84aafec671cb317a7de6fb1967ac95e605570e62d7caac8f"
}