{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950017,-0.312199,0.000000,0.000000,0.174085,-0.529738,0.830104,0.000000,-0.258614,0.786959,0.560191,0.000000,-1651210.786146,5024615.832948,3552787.961104,1],    "boundingVolume": {    "region": [1.888221,0.594550,1.888385,0.594682,0.000000,17.566301]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/7_1460563.b3dm"}}}