{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950684,-0.310160,0.000000,0.000000,0.173191,-0.530853,0.829578,0.000000,-0.256761,0.787009,0.560972,0.000000,-1639386.323058,5024949.084646,3557755.577676,1],    "boundingVolume": {    "region": [1.886100,0.595503,1.886216,0.595617,0.000000,8.162157]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/10_1344391.b3dm"}}}