{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "27983",
    "entityType": "User",
    "nonce": "0x06b2bdb3db4cc249756bb027e0015a948d3f69a734cdd4d60b1062f7b507f0f3",
    "signature": "0xcec2204a7e0a66742fe4065a0c0526da0a91adc63099c01d45bc64854e892cc346d3912be45d9541fa0bd0e88b9b21f7698409133e95373b4e15171a73eebbd31b",
    "signer": "0x5867bAE14128890dBB47F90EA5519F5282264F0a",
    "userId": "665414066"
  }
}