{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949221,-0.314611,0.000000,0.000000,0.115948,-0.349830,0.929610,0.000000,-0.292198,0.881596,0.370688,0.000000,-1864533.734559,5625524.941681,2349555.253558,1],    "boundingVolume": {    "region": [1.890789,0.379693,1.890898,0.379808,0.000000,51.248855]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/12/19_75906.b3dm"}}}