Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,548,055",
      "signature": "0x99f29d8e6c36be88b094bda4dba74edde1ba29e4b6c06e093461e001e50656e37df4fcb3751eaa86fe6c89c3439ca6e7",
      "randomness": "0x4a0d686bce56d819dfd80965b06470a00bc809f70a05126d8b5d7f1421bcb223"
    }
  ],
  "blockNumber": "7,407,349"
}

{
  "Sr25519": "0x5e9d1e84e90b1fa8c91b5c75a435be5db26b8058a8668aac4d4027cfa9939c4c1728c5e20150dde02574943bd1e2b394dac736caf013f2fd5472ce4189c18b88"
}