Your contribution cannot be approved because it does not follow the Utopian Rules.

HARD rules broken:

• A contribution must contain ...benefits of your work to the project owner.

• Timber is Material Design Music Player. the original logo follow material design style, but your logo don't really fit the project.

• Every text in vector file must be outlined (converted to shapes)
• No ready to use files provided.

Suggestion:

• Learn here how to provide the original file