761fea1c_he_Echo_Nest_4_2_documentation__Description
[Parameter] item [Required?] yes [Multiple?] yes [Values] kfw, ARK3D5J1187B9BA0B8, CAOFUDS12BB066268E:artist:kfw, 7digital-US:track:2930307 [Description] 
The id of the item(s) in the taste profile to be updated. This can be the simple item ID or the Rosetta ID of the item. The items must already be in the taste profile
Taste Profile API Methods — The Echo Nest 4.2 documentation
Description