{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "405466",
    "entityType": "User",
    "nonce": "0xee168634a8f72a512603a9db028f2bcbd7540f3fb58787fec7bc98d099b30e3c",
    "signature": "0x110f4454d1cd941ed4bb8de1dc5ba23774d22f4d83a4a8eac0614213df2ba297279b7e92b39bb0ea919b1ccfb004854ca3439ec3c54859b10cb33e4afb4efdb31b",
    "signer": "0xe6694Cd4e9B035f05AfC0e12202adfeECa1Df55B",
    "userId": "473091022"
  }
}