{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "102006",
    "entityType": "User",
    "nonce": "0x37149d63998fb57ae609775ee5072d5d7075dde62805eace710ed1125ab8620d",
    "signature": "0x66d02f45257cc8692afdb0fc099c65b2279657d2cab1fc036ed35afaf77d5cee0d18564bccdc81fd19faa7af2ce59bc2548844c773c4ba1dc51cca015d58c10b1b",
    "signer": "0x57d13aCae5c2Add3260b4C787f484609E32Ebf88",
    "userId": "870811484"
  }
}