{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949551,-0.313614,0.000000,0.000000,0.174902,-0.529564,0.830043,0.000000,-0.259767,0.786515,0.560281,0.000000,-1658572.915980,5021782.600139,3553360.606500,1],    "boundingVolume": {    "region": [1.889711,0.594592,1.889874,0.594858,0.000000,8.598131]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/11_1380221.b3dm"}}}