Write Pulse

{
  "public": {
    "Sr25519": "0x6aa461fadcd999ba411fd32da6f94a684be4f49f317aeb5844eb35914d86460d"
  },
  "pulses": [
    {
      "round": "25,552,148",
      "signature": "0xa5b869ece7e4cc26a2b2f667d1db0154d678a5a573a6b23a2434b5c6c4e724a1f9c3dba703f19afd1431b68bd2c53e1c",
      "randomness": "0x70bea7475ab4e35b2e3ca6a812d001f5e6603d76792567909f946879a3eb19ac"
    }
  ],
  "blockNumber": "7,408,372"
}

{
  "Sr25519": "0x643cf50f5fe46a2dbf9482200e671fbd9eea89687dbe1ba8dbe7b5a3dd486b417f4272705b9186f8e80d5b020a2d2ce243bbd4a40ce2d7a2bacdac967c893c8b"
}