source:id string with the source as the first colon-delimited segment. Examples:
source:id
'managed:<groupDocumentId>'
'mql:species:khazadicus'
'contacts:<ownerPlayerId>:friend'
source:idstring with the source as the first colon-delimited segment. Examples:'managed:<groupDocumentId>''mql:species:khazadicus''contacts:<ownerPlayerId>:friend'