{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "8605",
    "entityType": "User",
    "nonce": "0xab01de4f973bb561e55d2595e13bff358c02d605ee8e4ba5d7274d83d49a3b20",
    "signature": "0x192cd5f96bcbc60d3a8debd3902f7a4ad44ec4bbf5204b2243161f4441e3989456b668619149f582c19c52ecff22a18087e78dba0e8248abd36f43164c44e7e91c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}