{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949181,-0.314730,0.000000,0.000000,0.116030,-0.349929,0.929563,0.000000,-0.292292,0.881514,0.370808,0.000000,-1865138.702434,5625004.789124,2350315.187077,1],    "boundingVolume": {    "region": [1.890914,0.379822,1.891022,0.379937,0.000000,41.877376]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/13/21_77527.b3dm"}}}