{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "153734",
    "entityType": "User",
    "nonce": "0xedc8befc8f24c92811422ba06b768073e116f99837fc3dcdddf0000c4a16cba5",
    "signature": "0x05a3676653d70e8b1bafeda364e38ef45148f6ccd162d288d69b32026241735820c611a88a3d0e7f87c84aa8e028548dc8e3df61aacbd11049f73107759c133f1b",
    "signer": "0x97eAfE883FbF33a8b75f6f37440caFE5CC452d3f",
    "userId": "849776474"
  }
}