{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "111728084",
    "entityType": "User",
    "nonce": "0xcb6edfbdad7dd7d8a155bcc54d55e2da555f666573b377fe83b89129406a6b63",
    "signature": "0x012cb6a9d67bbf326643d523b781e4ac9414d778d78e8e6df131328fc0fd45f461fb55220350e1c069edd4d0a6518e952c93bdcf1b6b071de9b04b0f631d83421c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}