《Proof of a heartbeat》is a song performed by Liu Renyu, with music composed by Gao Minlun eMMa Kao/Hou Zhijian, with lyrics by Yu Yixia/Gao Minlun eMMa Kao/Hou Zhijian/Lin Guanyin, tonality F.
This is staff notation, Click here to view jianpu(numbered notation).
Google
Apple