{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948839,-0.315760,0.000000,0.000000,0.176402,-0.530078,0.829397,0.000000,-0.261339,0.785309,0.561242,0.000000,-1668616.897895,5014095.104457,3559467.849248,1],    "boundingVolume": {    "region": [1.891985,0.595832,1.892122,0.595939,0.000000,8.775112]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/13/8_1069179.b3dm"}}}