{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0xfaab495a24b99c08a657f0ba1aaba316c55b6dee305ed855a8ae1caef2c7ede3",
    "signature": "0xcf7822d698aad5c099f6118eca1a875100adaf2c22273f946e119939b5cd4cb028bf58464623632013a376e0b7fa2097f918a02615bcdec47f1c9a2d2d2294991c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}