{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949368,-0.314167,0.000000,0.000000,0.175162,-0.529315,0.830147,0.000000,-0.260258,0.786463,0.560126,0.000000,-1661709.430029,5021446.268186,3552377.014019,1],    "boundingVolume": {    "region": [1.890295,0.594405,1.890457,0.594671,0.000000,8.817751]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/11_1381500.b3dm"}}}