{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0xdebb910897c99fe68b3fcddcd1642d0640d3938fd25f8c54fc7f46b0e0f5707a",
    "signature": "0x4f2e4521cdbb511dc3ee0fd83526bf1c99eedc4e929741f9b300b8259e864edf050b6c8c5387d5fe5b8c867c8484893e1a9d7cf8124e0207419564706ee9445e1b",
    "signer": "0xA5fFfA5b8673Fb93490E3F9B0BeE58e1f0Ce1231",
    "userId": "508186998"
  }
}