{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "99382",
    "entityType": "User",
    "nonce": "0x63d2be79ea31c5b482ece710d9786f06c9c33669deca1395771406aa899e1124",
    "signature": "0x633b1d46f730f0e357e14f9002d0ba5a5907968843614ac4bcea59149ada597c5955e5bf4f0438e97416b70e9e5440371f056b79b947fa091e505808150c79881b",
    "signer": "0xC965eCf215DC75172bD11e8E1dbE76EDd838886e",
    "userId": "260849"
  }
}