{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948927,-0.315495,0.000000,0.000000,0.116433,-0.350200,0.929410,0.000000,-0.292954,0.881132,0.371193,0.000000,-1869364.763842,5622572.829787,2352759.109137,1],    "boundingVolume": {    "region": [1.891720,0.380236,1.891828,0.380352,0.000000,28.075980]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/21/24_3674.b3dm"}}}