{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "6024",
    "entityType": "User",
    "nonce": "0xc4d40c1d9c18a80fffe997b7a11557aab1dfd082a5981314145ea53d69393b89",
    "signature": "0x70b7a58c826b3cc30c6c2bb2b0e50e30ea8a9c8165db2e8372e56bfa418269f92efd8d9369084d24fdc5432b44be558212b8735e3a5e184d26dba21b95b9a41c1b",
    "signer": "0x474B8467757bEdBa76afC2394cfCb801C991B143",
    "userId": "815537464"
  }
}