Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,558,455",
      "signature": "0x88e0eefc548e3e6f297623dc2cc1fe94b5a83d3dc8d7e116bd0be2c061b984f26e017936cd9d6e4aa8a485b8f94742d9",
      "randomness": "0xf68fe213d1dd38a7299db7eedc8313be4be1e2e97b12ff994d9f4f25ce79dd76"
    }
  ],
  "blockNumber": "7,409,949"
}

{
  "Sr25519": "0xc04150ea2ac5a22429f863cda2ae1c014ca9ed801f1aadc94b43537c6f5226579ba5927c26b4f15443024e7f5fff401ecf8eedcc02236cbd94df88c0aea6ee85"
}