{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.871349,-0.490664,0.000000,0.000000,0.211852,-0.376218,0.901986,0.000000,-0.442015,0.784956,0.434128,0.000000,-2821015.248523,5009715.349599,2752128.323437,1],    "boundingVolume": {    "region": [2.083592,0.449030,2.083704,0.449110,0.000000,90.631680]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/2_224681.b3dm"}}}