{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950044,-0.312116,0.000000,0.000000,0.174453,-0.531016,0.829210,0.000000,-0.258264,0.786127,0.561520,0.000000,-1648985.276623,5019323.473648,3561235.464680,1],    "boundingVolume": {    "region": [1.888130,0.596119,1.888301,0.596324,0.000000,13.518449]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/3_1348418.b3dm"}}}