Upload H2O shared-v1.0 (part 58)

.gitattributes

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+  "dataset_id": "H2O",
+  "release_id": "shared-v1.0",
+  "sequence_id": "subject3_o1_0",
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+  "hand_slots": [
+    "left",
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+    "member": "label_split/action_val.txt",
+    "record": 45
+  }
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