{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "58593",
    "entityType": "User",
    "nonce": "0x5152501423118894181958143971f16d68614f0ba79e649f099e9a10b7fb8b0e",
    "signature": "0x396f896e12283fe2fa487d51451bc4b7dde5e8c8f5bb9b0774ffee74586170cf5f22af98a8c2dae87f981f21ff09f01acdbb0469368003530d322ee0c282d3cd1c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}