{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0x5672424e1ecd80f40836272dcf690a11ba10d7a20725ff9aba8dbbe6581dae89",
    "signature": "0x175ff0ad510017005510497ee16d7d19800c140f530a5238e8766c34d21d98512c213c10139a4771f7a4cbd316304219f106759199b3d763742531780ed87ba11c",
    "signer": "0x52C54744FeC93B156A460Db7FccF10e22b6FEdf0",
    "userId": "194963084"
  }
}