{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950051,-0.312094,0.000000,0.000000,0.174369,-0.530801,0.829365,0.000000,-0.258295,0.786281,0.561289,0.000000,-1649180.465511,5020305.816239,3559769.970954,1],    "boundingVolume": {    "region": [1.888107,0.595840,1.888278,0.596045,0.000000,8.809885]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/1_1429994.b3dm"}}}