{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949284,-0.314419,0.000000,0.000000,0.175520,-0.529925,0.829682,0.000000,-0.260320,0.785950,0.560818,0.000000,-1662105.614096,5018179.758997,3556775.142490,1],    "boundingVolume": {    "region": [1.890572,0.595320,1.890710,0.595427,0.000000,8.320585]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/2/3_1368130.b3dm"}}}