Write Pulse

{
  "public": {
    "Sr25519": "0xe4cfd1cbf31f6bfac188943a61e8e4d47aad1c362d00cfb56c5c8b83406fd04c"
  },
  "pulses": [
    {
      "round": "25,577,144",
      "signature": "0x88885708cc4556a56575d657a53bf3b40ef0c6a258edcebaf6357d615c4b46bf0b44008cfcd01befffcc3b3a61e2afa3",
      "randomness": "0x346896409c0f064f7e605ddb59636876122a1da5fc179526b784e7d73ae61b6c"
    }
  ],
  "blockNumber": "7,414,621"
}

{
  "Sr25519": "0x885758a5f324e5e7e0758267a858e37eeeb33a9c6e4beeade1f5106f9ee29b771fc7a4aab72c49ec9db7c84e3a1353086c19c674ffedc74b685dad44f867a388"
}