{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "344861033",
    "entityType": "User",
    "nonce": "0xfbcca0eaad9bb9f6df7c863bc16ba6c8d14cc6bea6d306794d6424c832b58cff",
    "signature": "0x526d30906de642779472343746cfe376c698af54e2545abb9d7f56c4dfc3feb036151e2f3eb61c15198ec5a3f00673d5b6fec60ccfce87a07e211847ba660e971b",
    "signer": "0x24844077bE6bb825c0548F36B4EFA030d05Ee1CD",
    "userId": "601282125"
  }
}