{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0x7245fcbb53d0689741df1e36aba0a130e4a21a80354af4337b4a6a4d7e58c0ae",
    "signature": "0xc776d978cab2b4519e782b97259e2a09dca45f328a5a73d0353472c8fd090e1643e70cbc5710a12d3dfa776788d4d1bccc08b0e011f646555b01cddb82f9275e1b",
    "signer": "0x9c0E158fd6a79ba8384938c72F34b5D765d2A9Df",
    "userId": "178678516"
  }
}