{ "tokens": ["This", "is", "a", "sample", "sentence", "."], "attention": [ [ [ [0.1, 0.2, 0.3, 0.4, 0.5, 0.6], [0.2, 0.1, 0.4, 0.3, 0.6, 0.5], [0.3, 0.4, 0.1, 0.2, 0.5, 0.6], [0.4, 0.3, 0.2, 0.1, 0.6, 0.5], [0.5, 0.6, 0.4, 0.3, 0.1, 0.2], [0.6, 0.5, 0.3, 0.4, 0.2, 0.1] ] ] ] }