{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "128006",
    "entityType": "User",
    "nonce": "0x817fa45410b0c043ce95fcd25df5242360c799a00e42a74b0c468c7f8366ad27",
    "signature": "0x493e30a250126db46864ad5fa95051b8b72226427e761118fd1f1b99425115744ebeacd218bfc87d221785b955aa3e0657092347d777feff9585e8b11dedf5bf1c",
    "signer": "0xa899e54a1aE2f8D645E14e3E1EBF6398971ece5A",
    "userId": "906687997"
  }
}