{
  "manageEntity": {
    "action": "Update",
    "entityId": "266782887",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0xbe74de208cf1499bd2ecd6874d040ae7dda8ffe09602c241018d1d8af06f3777",
    "signature": "0x8beda8cb44afbc973984cb93a159a5fbd5be4be7ce29eb8bcb56f4c2ba64114a61c7c14eef32c3f165f6c8ea5e5a93471235880d1586426851b4505e77c715bf1c",
    "signer": "0x90A9206Df4cA22A1ad24bfB7F1b639Aaa812Ac58",
    "userId": "266782887"
  }
}