{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "193073",
    "entityType": "User",
    "nonce": "0xc6215883724e606035c0aa5ec02fbee5f9b701dcb6fa622937bc116f1f4079ba",
    "signature": "0xbe5f1b1659a90f64ef8964b414ace9d964cc6b78dec2f986a3c11c46dcb5a2fa4cb1f7a4996ea9be8dd87adfd921d84352fe2bca26de086eb4c400fa42c0b1451b",
    "signer": "0x92328BFDeD38C9a9De6E253A0CF5CB46A3B28611",
    "userId": "831117417"
  }
}