{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "213759",
    "entityType": "User",
    "nonce": "0x695a055bcaa26b7dd8c9e3c434cd44c41468fdec4922a581e789efe20f10ddb7",
    "signature": "0x553b56b61fd7ab21ef446377941c6f0b0bda55fe242ff217475991120483229b73dedd00d124e72b8a85bf21914dfac7c3ad53b581dfa23646feb9ff298318bb1c",
    "signer": "0xAf1f176E32866fb97d822F6f5222061aF11ef652",
    "userId": "954117045"
  }
}