{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "39692",
    "entityType": "User",
    "nonce": "0x39a17924df58907785ec94ace61f1acbebaa9d6fc00f3edda60f4bd8f4d41e54",
    "signature": "0xc35def94b02e283f4a02b9c6299169508b187bd09aadae0d6f3153ba0826d0b60069736ded026e1efc3f2fb4547852ed0f808a0388c34fa19fba7ae346d27e421c",
    "signer": "0xC90e14007305577f04e5F4f5542B2191bB2c7394",
    "userId": "1856608"
  }
}