Write Pulse

{
  "public": {
    "Sr25519": "0xe4cfd1cbf31f6bfac188943a61e8e4d47aad1c362d00cfb56c5c8b83406fd04c"
  },
  "pulses": [
    {
      "round": "25,545,141",
      "signature": "0xb7edb16374d5134f903e923fa3a4af4b5fe70b89bae7e7e19cb1a504e5b391a3b1150fe56409581a4e65aca16dfc35c9",
      "randomness": "0xcfb5f0be874815d0452183b6086785e99574921838bd226ec928e4f5dc517851"
    }
  ],
  "blockNumber": "7,406,621"
}

{
  "Sr25519": "0x747ac1d84e208e7ee836a26a6f94b72cbce61aa22148dec5bf90607ad1e46e28b11b47e5aeb07aff4ffdc2c59aae8a9bb66ba5299984f2e224906c90d901438e"
}