{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "6882",
    "entityType": "User",
    "nonce": "0x925c992df7be2ac691ab0addc82063d997b2a61aaa0751663c99a420da764565",
    "signature": "0x4ae3cafc64ea6cce0e84e2d9fd18f5a63e08780045af209b72d656768ec596f45519ecd104dcfa2bfc473435f27ba7b1e692868425b02c142c49d602496b461e1c",
    "signer": "0x4230116F60d3989D218B84425D3D1Dd6C85e1393",
    "userId": "86128800"
  }
}