{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "83964",
    "entityType": "User",
    "nonce": "0x35d93bbafec36cc51a3abfda183b588bbdbd5b1d20177a46813e4cd76ecfae42",
    "signature": "0x804719e8436fe0ba773ba791aaccec45f276b0a69e7636f96504e62977d98f6e76cd7711acce5eed0ab020d1d357c081964ec373fa9d4d2c415066e2a6789e481b",
    "signer": "0xD967b68365738013c9197659aAb46EB73a488080",
    "userId": "488430169"
  }
}