{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "59868",
    "entityType": "User",
    "nonce": "0xa06ef9f31bde675c69dcd090f41af7070ca405b00ab622a6f8777f163890d453",
    "signature": "0x03a4a494756519e734a253ac9b71100761f9dc12dd80953c8ac9f4fbf4c816c414c255739825e4229c9800fe6ea0e5ffaf2e4298137c3536cd2f054b59cfa6851c",
    "signer": "0x8fdC9D9Bf249ae15204891D0d6E134A6F5224A14",
    "userId": "55849739"
  }
}