{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898669,-0.438627,0.000000,0.000000,0.283358,-0.580549,0.763329,0.000000,-0.333876,0.684052,0.648536,0.000000,-2132511.565547,4369135.181537,4114557.920771,1],    "boundingVolume": {    "region": [2.024784,0.705600,2.024950,0.705719,0.000000,9.154751]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/9_1832737.b3dm"}}}