{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949830,-0.312766,0.000000,0.000000,0.174634,-0.530339,0.829604,0.000000,-0.258927,0.786327,0.560934,0.000000,-1653213.338403,5020592.703911,3557509.232905,1],    "boundingVolume": {    "region": [1.888818,0.595447,1.888982,0.595579,0.000000,8.546884]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/13/14_1354827.b3dm"}}}