{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950571,-0.310506,0.000000,0.000000,0.173794,-0.532048,0.828686,0.000000,-0.256769,0.786062,0.562296,0.000000,-1639441.481716,5018925.182624,3566166.483465,1],    "boundingVolume": {    "region": [1.886473,0.597110,1.886570,0.597209,0.000000,8.691090]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/12_1325719.b3dm"}}}