{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950202,-0.311635,0.000000,0.000000,0.174176,-0.531077,0.829229,0.000000,-0.257873,0.786275,0.561492,0.000000,-1646485.927915,5020272.059277,3561055.990214,1],    "boundingVolume": {    "region": [1.887641,0.596083,1.887779,0.596292,0.000000,8.813532]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/2_1342043.b3dm"}}}