Write Pulse

{
  "public": {
    "Sr25519": "0xdafb18cfc59962b92ea75a32675f6c9360b3fbc8de74df96e4223788aa2df10b"
  },
  "pulses": [
    {
      "round": "25,588,871",
      "signature": "0xb296168af3684b019e91b13361e82143f2a3bb4748b4321b40b518da3b3e1f2c0a28262c632a1b0f68222f4384fd2d77",
      "randomness": "0xf38aa762f6c8e0f25d61317f3caeb910ecda5008ec22ca941a699b27619d97ba"
    }
  ],
  "blockNumber": "7,417,540"
}

{
  "Sr25519": "0xf8b564685e05ccf9378bfca46f6b98e1dd854c3218aeb6379afd967fed56000dec7d91023364aba188a1c732c466d541ba3db8895c2ac2f0a522f1f6465e4c8b"
}