{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "529265914",
    "entityType": "User",
    "nonce": "0xd42e6c00cd688529db980f0bc52a276f1a78009b06c1289a958bb26943e24235",
    "signature": "0x2f22a7939a8f3a5337aff9c00068fc628813f5db757e8b48433b9cc778fd2c58195f67be574f7ee9b0f0ac1653622f986dbb3a0817a498e703464bf92cd46d191c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}