Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,578,774",
      "signature": "0xa590280b60a1c249f18e8f757bf367a829039968627e0506e1ae116497a70a960b6bb0d175c801a6b02179a746bce361",
      "randomness": "0x85a3116506ea42652dd3396619696b4b679fd56d4853d563666b9d62c2af0b48"
    }
  ],
  "blockNumber": "7,415,029"
}

{
  "Sr25519": "0x98378fa88f6f58847f2b7f80288fa5604ba243f8a1822e99ad283ca15b98292cd1d97c9de50d108f3ff59f880312c6959efc7f35ff03536464baea174f091f84"
}