{
  "manageEntity": {
    "action": "Update",
    "entityId": "788845296",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0xf53db10320df32dfd84c293102a04c020df8a04691c5773a0924915c6bfc8fd7",
    "signature": "0x41e9e8850088b615d3feeea4f2ad0c2acef90a0c2f43cba0dfcd75eba14e2c8e697c4a85c4e3e1589a3d06e27fabac97ddea729fd73b24a766001b605e5922731b",
    "signer": "0xDb95f002183A390cF6c132afa8359E302Ee9Ec80",
    "userId": "788845296"
  }
}