{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949495,-0.313783,0.000000,0.000000,0.115585,-0.349757,0.929683,0.000000,-0.291451,0.881920,0.370504,0.000000,-1859771.708381,5627593.748228,2348382.789531,1],    "boundingVolume": {    "region": [1.889917,0.379494,1.890025,0.379609,0.000000,4.133489]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/4/18_5860.b3dm"}}}