PMC:4630263 / 4190-4192 JSONTXT

{"project":"TEST0","denotations":[{"id":"26527349-159-165-1499002","span":{"begin":0,"end":2},"obj":"[\"23122971\"]"}],"text":"13"}

{"project":"2_test","denotations":[{"id":"26527349-23122971-60553884","span":{"begin":0,"end":2},"obj":"23122971"}],"text":"13"}