{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949204,-0.314661,0.000000,0.000000,0.115199,-0.347508,0.930574,0.000000,-0.292550,0.882505,0.368238,0.000000,-1866771.556850,5631294.152727,2334011.049085,1],    "boundingVolume": {    "region": [1.890833,0.377065,1.890958,0.377162,0.000000,52.466495]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/4_22812.b3dm"}}}