{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943992,-0.329967,0.000000,0.000000,0.184185,-0.526928,0.829712,0.000000,-0.273203,0.781597,0.560773,0.000000,-1744361.401194,4990390.058842,3556486.577598,1],    "boundingVolume": {    "region": [1.907017,0.595261,1.907113,0.595376,0.000000,8.821102]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/3_1310487.b3dm"}}}