Write Pulse

{
  "public": {
    "Sr25519": "0x6aa461fadcd999ba411fd32da6f94a684be4f49f317aeb5844eb35914d86460d"
  },
  "pulses": [
    {
      "round": "25,555,667",
      "signature": "0xabe9c283d2d410a76f9bc6ae17f5c78632ec853990373612617729953d0b231971a7876cc4c6501cbffaf47abb7de653",
      "randomness": "0x687e8cef05ed1cbfba37fefa0d06be4765dd3194451cb86841d2575269a3350f"
    }
  ],
  "blockNumber": "7,409,252"
}

{
  "Sr25519": "0x9a2324779113a13b10d480ee3b0af62a0cb89b3e848800e0801100bee44dcc7cafd013a3007674676cff6b2997948a0ce0a3d07a00d46ccf7d9ca540f473668c"
}