{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896745,-0.442547,0.000000,0.000000,0.282707,-0.572856,0.769359,0.000000,-0.339542,0.688023,0.641355,0.000000,-2168633.222291,4394356.805206,4068871.174554,1],    "boundingVolume": {    "region": [2.029142,0.696207,2.029325,0.696319,0.000000,45.700907]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/7_473116.b3dm"}}}