{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0xcb82f074a27ec7c3cff42425ece482c258c75c508ef7b150b81509babc08f6c6",
    "signature": "0x4b14d7918dab9ecb6c3c2968293309de3dc0f938d1a998bbf109d7d65bcde9be422243d20bfff0f49a7e22b63708f11766524e7b63c3184b35663ebfdbf1cd5c1b",
    "signer": "0x325b773b1e560ad854a224542a53baC2079f2DA5",
    "userId": "850562630"
  }
}