{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "56798",
    "entityType": "User",
    "nonce": "0xadc1a9b58ec97525abf14837a31018613a751acb103a208878a3fb217272e788",
    "signature": "0xc796a369efcf817a3cb250ca71152cd7bcd8b3cc4deca3fbca818560e99785d31a61f7936f41566c661a7dae1460b1699c88d6ff9bf2e6c74c7f112dc8be65ae1b",
    "signer": "0xD9254B079e0e1571E56512C57188F2eec899054f",
    "userId": "854498636"
  }
}