{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "346230",
    "entityType": "User",
    "nonce": "0x6edbeb930b8b3a6143b591510ccce589810ff6117cf0cc7e774f9fba96f4a33e",
    "signature": "0x2abd36945c01bf32866c5cb9bbb9057d428b438096419ea2e4121a06660ab7197435c369b4d338bda4ecfd8c82d0f82043b688890cee1272d4337c0849860cad1b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}