This got through my spam filter. Any ideas on what it could be?

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0 3 6 7 8 3 7 1 8 0 4
5 2 0 2 7 5 4 6 0 5 3
5 0 2 247650 2 1 3 0 7871286
6 3 2 1 6 742185371 0 6 4 2
6 4 8 8 2 1 5 870 4 3 2 1
0 2420716 4 0 4 4 778 6426768 1153263