{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944528,-0.328431,0.000000,0.000000,0.183625,-0.528083,0.829102,0.000000,-0.271729,0.781460,0.561679,0.000000,-1734960.677683,4989529.845154,3562248.356602,1],    "boundingVolume": {    "region": [1.905381,0.596377,1.905496,0.596451,0.000000,8.815103]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/2/6_189534.b3dm"}}}