{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943202,-0.332221,0.000000,0.000000,0.186245,-0.528764,0.828083,0.000000,-0.274524,0.779394,0.563189,0.000000,-1752811.423576,4976369.386418,3571841.066879,1],    "boundingVolume": {    "region": [1.909381,0.598191,1.909526,0.598288,0.000000,8.721908]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/4_1285031.b3dm"}}}