Write Pulse

{
  "public": {
    "Sr25519": "0x923fc2af16b838de1ba9d3934555a73acbe3aff5a4d4304a1b45787358d61279"
  },
  "pulses": [
    {
      "round": "25,578,716",
      "signature": "0x90b4821a38db93963a0cc911e54c661c3e770541280d6f64427e908cae42e94d6665f56b5703e275da078f5d668f86d8",
      "randomness": "0x8ed90b598359eafe95db89f907f08018803795a3ba86eae0c739c69ed18287ab"
    }
  ],
  "blockNumber": "7,415,015"
}

{
  "Sr25519": "0x963e8c501dc6a85e1bc1a5192870fdaa30e99fbfba936416529c44d7e1967250c1718d0c02ce500dab46c6d526060f2eb19a094811d0050b6fd942fdb7f3558e"
}