{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "86286",
    "entityType": "User",
    "nonce": "0x7769f2f0c308f7b176e6f10653f4cecf924292d30a30affac9c5470e7e98aa87",
    "signature": "0x551c9e147adbee94c21cfba114475332cf2bf4b77ec826abe81223b0ea290aff29ef98c14ab3dfe0685ff4d695c6ea5e3eaa9be28a3e18c8e8ce1a483069c08e1b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}