{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949975,-0.312327,0.000000,0.000000,0.174131,-0.529639,0.830157,0.000000,-0.258737,0.786976,0.560111,0.000000,-1651996.870191,5024718.673048,3552280.468129,1],    "boundingVolume": {    "region": [1.888356,0.594454,1.888520,0.594585,0.000000,11.551202]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/6_1378335.b3dm"}}}