{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0x059a2acfb2dce16518f421c76f8f174567b16651a4eae68bb10308d00053425d",
    "signature": "0xe0bd36ba86cfd7fe6a96d3b69c944e6172faab1a8954fb74fe9be0175a1b7a63422514d1ec14743dd92dba475325c432c8ff7e0d8f6a8fd0ad7b1affb083a98d1b",
    "signer": "0xde20EFD4369a97D5944f788c95F12724a7b095DD",
    "userId": "360439889"
  }
}