{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950432,-0.310931,0.000000,0.000000,0.174029,-0.531959,0.828694,0.000000,-0.257123,0.785954,0.562284,0.000000,-1641702.319546,5018237.795224,3566094.242388,1],    "boundingVolume": {    "region": [1.886920,0.597096,1.887018,0.597195,0.000000,8.777630]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/12_1384158.b3dm"}}}