{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949640,-0.313344,0.000000,0.000000,0.175077,-0.530598,0.829345,0.000000,-0.259324,0.785922,0.561318,0.000000,-1655749.768679,5018010.725962,3559955.212030,1],    "boundingVolume": {    "region": [1.889460,0.595937,1.889558,0.596019,0.000000,10.817835]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/1/8_1361102.b3dm"}}}