{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950050,-0.312099,0.000000,0.000000,0.174496,-0.531178,0.829097,0.000000,-0.258215,0.786023,0.561687,0.000000,-1648673.701675,5018665.704250,3562299.412710,1],    "boundingVolume": {    "region": [1.888129,0.596319,1.888267,0.596528,0.000000,8.808884]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/5/3_1397852.b3dm"}}}