{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949601,-0.313461,0.000000,0.000000,0.175243,-0.530882,0.829129,0.000000,-0.259352,0.785683,0.561640,0.000000,-1655931.483067,5016490.141107,3561999.371868,1],    "boundingVolume": {    "region": [1.889583,0.596326,1.889681,0.596408,0.000000,13.550241]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/3/13_1409364.b3dm"}}}