{
  "manageEntity": {
    "action": "Update",
    "entityId": "238749470",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x92401d78d2a33b291d25ae02ecd8ef7310a040a8551be9eb7d6a3e2f6e8e380e",
    "signature": "0xebbe47c34bbb1ae85bca4a17f1c288f805927757d7655c5e935b79eee82c09b575d4b79a2241b20f4b86e26d58cffc5887293d5b7ebc0c7310ba2fc10041a3ea1c",
    "signer": "0x059FDD826bF0763b4bC967b47369bfA626eA4253",
    "userId": "238749470"
  }
}