{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950132,-0.311848,0.000000,0.000000,0.174521,-0.531727,0.828739,0.000000,-0.257895,0.785749,0.562217,0.000000,-1646633.738076,5016926.256823,3565668.792287,1],    "boundingVolume": {    "region": [1.887874,0.597034,1.887993,0.597095,0.000000,8.765008]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/6/6.b3dm"}}}