{
  "manageEntity": {
    "action": "Update",
    "entityId": "10862182",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0xe2ae85a021a17d1ffd68216c902fcf6e620dd437747128beaf2f7d6b33e66cd1",
    "signature": "0xb9887d56abb0969c8ed165ead7c6a8940d6eb6997537e85132180e14709c248866465ec141166fc25b7e53718e03286ff0779074e0592f4976c14db65efdea801c",
    "signer": "0x35028D362D572f50EC7C5B810B6b748A3b2022Ec",
    "userId": "10862182"
  }
}