{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949734,-0.313057,0.000000,0.000000,0.173504,-0.526368,0.832366,0.000000,-0.260038,0.788890,0.556807,0.000000,-1660281.453967,5036875.151618,3531280.878112,1],    "boundingVolume": {    "region": [1.889146,0.590474,1.889266,0.590598,0.000000,5.748713]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/17/16_1322718.b3dm"}}}