{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897609,-0.440793,0.000000,0.000000,0.285650,-0.581683,0.761610,0.000000,-0.334763,0.681694,0.650559,0.000000,-2138194.485117,4354112.016910,4127426.892455,1],    "boundingVolume": {    "region": [2.027278,0.708320,2.027279,0.708320,0.000000,5.152136]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/3.b3dm"}}}