{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "12800",
    "entityType": "User",
    "nonce": "0x1bfdb778a70d5941a6f400b96bd66606b2962781521cd95c23599cc14308f2df",
    "signature": "0x2eeb0171110465bb71de5c9fd77987100d517a85ffa7221160a43c2170921e6759df93dae763589b948587b9837b0923db58ae8984ae274dba29f4afe126e4ec1b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}