{
  "manageEntity": {
    "action": "Update",
    "entityId": "692265798",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x88036766522b022bb6e6f6ba4d44e76d2b7cbbb1251d377508d0dbe497939b2b",
    "signature": "0x86d33d7b392aa7445ffa1b07c68e978caababe9170353c8046df559f453190d60331c3c2e724c32cf23b447e7e3382c281999ddfd4e2c891900cc90ccba821311b",
    "signer": "0x44210dF90f2351eFBB3d6df793124876AAed872a",
    "userId": "692265798"
  }
}