{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "208794",
    "entityType": "User",
    "nonce": "0x82c5bc69887e2ca0faa35034958037cfe37ec247a6791f9b4fbb2b652571b0a8",
    "signature": "0xc4cfa009540c59324e9a116de16ab7a5c603711b0114bd2f6c79011fb29cafa27a94976c85cc7044e2f329b4e6fe7b1fdc658c96d19143f7dba7b49a85a100231c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}