{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950370,-0.311121,0.000000,0.000000,0.173647,-0.530434,0.829750,0.000000,-0.257611,0.786914,0.560716,0.000000,-1644808.734911,5024337.379063,3556127.354360,1],    "boundingVolume": {    "region": [1.887119,0.595192,1.887219,0.595309,0.000000,8.811398]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/8_1454308.b3dm"}}}