{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949356,-0.314202,0.000000,0.000000,0.175258,-0.529538,0.829985,0.000000,-0.260236,0.786298,0.560368,0.000000,-1661568.362435,5020398.420015,3553913.336913,1],    "boundingVolume": {    "region": [1.890331,0.594697,1.890493,0.594963,0.000000,14.108846]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/13/12_1379357.b3dm"}}}