{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0x76f8fae0f4fab87327d9ba1c77b0bb4347139cb1df92e1b6cbc7e1adf12e8cec",
    "signature": "0x8f2e4bd64435af7e529547a39a07f0636c4f4f7ab187f69caaeb5f9ef29e7e764fe71d3cd1de057ce77bf78828f2836bf99b706a5431a65c7125ccfaf197a9141b",
    "signer": "0xFF7e16013e133D06e819eD7BdAd3004cF033dc01",
    "userId": "186410626"
  }
}