{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943146,-0.332380,0.000000,0.000000,0.186202,-0.528359,0.828351,0.000000,-0.274745,0.779603,0.562792,0.000000,-1754220.287183,4977693.767321,3569320.108204,1],    "boundingVolume": {    "region": [1.909560,0.597720,1.909685,0.597799,0.000000,8.234505]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/10_1286660.b3dm"}}}