{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949162,-0.314787,0.000000,0.000000,0.116051,-0.349923,0.929562,0.000000,-0.292346,0.881496,0.370809,0.000000,-1865480.397609,5624889.802382,2350319.171213,1],    "boundingVolume": {    "region": [1.890975,0.379822,1.891083,0.379937,0.000000,71.051956]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/14/21_77495.b3dm"}}}