{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "35251",
    "entityType": "User",
    "nonce": "0x33b284e5fe04b050f1d1f2084afa7a40c0bb18007cbf3db83474c0619ee36413",
    "signature": "0xc2de2c3efed3577add953aa720efbf27b839d596bc31033046aa39edd3945fac69d572613f9e0a039a8400484a3f96c53afd9478c4b4a38c8ccca8d623e9d3e41c",
    "signer": "0xF40Be525727aa96Cf61609f0A493d9E677f73a33",
    "userId": "159460377"
  }
}