{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "44142994",
    "entityType": "User",
    "nonce": "0xb8b197d34c6f8edf46cfe7f7683f01c2fdac4b33e257db6f1d9eb5ba514fa996",
    "signature": "0x1ca7b2ab214c757e6f8f71860090723c9dbf007e37afc0466434293f4d6f7f4d089b0b5dd6ee6dd8cf1e4ab5a8c21e86bf7337dc47c45969b1a7b54275969b811b",
    "signer": "0x0fe82f565AaE260D57b8e691c61Fb05fE83B6F81",
    "userId": "614212580"
  }
}