{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949903,-0.312543,0.000000,0.000000,0.174348,-0.529892,0.829950,0.000000,-0.258851,0.786719,0.560419,0.000000,-1652727.730460,5023083.410780,3554239.468422,1],    "boundingVolume": {    "region": [1.888584,0.594826,1.888748,0.594957,0.000000,11.207061]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/9_1358225.b3dm"}}}