{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "484365174",
    "entityType": "User",
    "nonce": "0x9e320e9bf24f9741c676ed0fe4c3759fe2b99740a5524487b0bbb222d84350b4",
    "signature": "0x6dc0b9552705d2daa14d1c537831ae348e7c768b2544e771b1d739775bb1f71b7e3224963180e4a2cc36602247045f0a5f248330a68665d07db2aff46e8eebd61b",
    "signer": "0x6AAB6EaEa3f7F15750b649C269b0391dcB19dEeb",
    "userId": "92019297"
  }
}