{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "162606",
    "entityType": "User",
    "nonce": "0x059325262e27ca3e39be1c9386ba5d1d1542739fbd683b243028ed12b5f4445f",
    "signature": "0x2052d036ff3763c19b922ebf5ca126e6668a8a919a5e288699938d2011bb04d47e3d8c4bcc98fc3fc40c17572033abdf6b5d3f26d4bde5c46bcd1f051a8d8dc81b",
    "signer": "0x010c3D5aF33aa5Cbd1589eCf8Ea0F116848D598c",
    "userId": "943632467"
  }
}