{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950238,-0.311525,0.000000,0.000000,0.173914,-0.530487,0.829661,0.000000,-0.257917,0.786719,0.560849,0.000000,-1646764.671679,5023095.346481,3556970.965327,1],    "boundingVolume": {    "region": [1.887544,0.595352,1.887643,0.595469,0.000000,8.765223]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/10_1454754.b3dm"}}}