{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943241,-0.332108,0.000000,0.000000,0.186099,-0.528552,0.828251,0.000000,-0.274487,0.779587,0.562940,0.000000,-1752575.116969,4977594.236059,3570260.623208,1],    "boundingVolume": {    "region": [1.909272,0.597899,1.909397,0.597978,0.000000,8.723323]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/12_1284856.b3dm"}}}