{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "358998259",
    "entityType": "User",
    "nonce": "0xbfbfa56987901c5411284a347edd3b19991e58df09994837c0c956677dd097bc",
    "signature": "0x31f3875160ca3300a6c703dc1ac7f49642e5ef2ce61d89de73324ddc8708aaa27c8d8574ef8b936ed92d855d24dc04122a63df06c6aeceba6b9bf5673203ab7b1c",
    "signer": "0x6AAB6EaEa3f7F15750b649C269b0391dcB19dEeb",
    "userId": "92019297"
  }
}