{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950386,-0.311072,0.000000,0.000000,0.173900,-0.531298,0.829145,0.000000,-0.257380,0.786348,0.561615,0.000000,-1643343.177635,5020739.888327,3561842.729889,1],    "boundingVolume": {    "region": [1.887041,0.596244,1.887193,0.596430,0.000000,8.786573]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/0/2_1331645.b3dm"}}}