{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "5582",
    "entityType": "User",
    "nonce": "0x069286235798254c3c2f7b857c7ef1d615ca20f9a6e449624dbc635e3a2d14b9",
    "signature": "0xf6ea8ccbe03f4a155581aea37fe6c743f5148c910db24ac34aaf29881acf8353151549296be4ad95adf8be6431c0318f8576280e6dc5c0aa1d771e4101ce078b1c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}