Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,602,134",
      "signature": "0x95d4c478f0766ecee46d735d0ca31f531380772806d41eb8309dbbf7ed8bab669e5855e04f69890aebf599d34ddb7c2d",
      "randomness": "0xf23e7dadc0877762918834441e810a9d6e3050d0d2870c5f57d20ccd3bed88c8"
    }
  ],
  "blockNumber": "7,420,850"
}

{
  "Sr25519": "0x4e7a94db094ad29c694f4aa218175ac9a520f9e2156b4ba716d371c4b7e3604bb7626d6480b6522388ff5c900d7c08b6b3d493e954ca8ddde2c88944f0fef180"
}