{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "58606",
    "entityType": "User",
    "nonce": "0xcb4cfdfcf3438fd44da00301b83c5a812c61cfa66901f4811a2c3e5ddb8bb35a",
    "signature": "0x6bd47dbc04b4b0aa8084704b49e65a9737158c61c8319cbce1f61f19c901b988215912d8ba9b1890950a4543b1284fd30dd95a42598f83799866cf7470d6ead91c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}