{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "115353",
    "entityType": "User",
    "nonce": "0x095ea355c0df342a85b6257e9440f495585cccd2d07c883cf914fab497fb6a8d",
    "signature": "0x306b73bc1ca3407e6c89eb211d922eb86757ecbec3a4a6413e5382bc34b1056a1e340d3a1454d9bb291f18eb588990d8aa1cf0c1584d20c079c0c546d7d911741c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}