{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943787,-0.330556,0.000000,0.000000,0.184180,-0.525863,0.830389,0.000000,-0.273915,0.782070,0.559765,0.000000,-1748904.509591,4993388.554274,3550084.058606,1],    "boundingVolume": {    "region": [1.907634,0.594012,1.907743,0.594193,0.000000,8.597201]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/12_1243012.b3dm"}}}