{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0xbbb4cb011921dd1a6ac0ca94736be09e82f5323a4500544d30f54e50cd0aee91",
    "signature": "0x34f157628e42dbe6dc02f97b14d9d2c383b7c9a9978baaf4a98441328b5e77494e063c1fb0869642015a042896743c257d1dd1e8c64ad244bea0a768b5a7814f1b",
    "signer": "0xdb9977A5208cB1B434129227353B4F67Fdd041ED",
    "userId": "241410986"
  }
}