{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949634,-0.313360,0.000000,0.000000,0.175248,-0.531088,0.828995,0.000000,-0.259226,0.785583,0.561837,0.000000,-1655131.569899,5015857.399683,3563253.533552,1],    "boundingVolume": {    "region": [1.889449,0.596521,1.889602,0.596689,0.000000,9.988233]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/6/7_1412033.b3dm"}}}