{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "936976796",
    "entityType": "User",
    "nonce": "0x0392d8db55b7c2a6b5080396c5008a2057d370bcc1119c4436b7cc8f4c025f4d",
    "signature": "0x2654287a17cd07a7fd83cdf3e62811ccdb3cdc594b44840d5bac63f2fb6478a9330f18871ea82722c8aaa9c772c79df25a8ab23d4408d2729092fc9d93ea81c51c",
    "signer": "0x0157D745aebb0AD9f297C69193065ce6fBB09853",
    "userId": "208486764"
  }
}