{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.894985,-0.446096,0.000000,0.000000,0.284405,-0.570592,0.770415,0.000000,-0.342738,0.687622,0.640083,0.000000,-2189033.131487,4391775.921361,4060780.211624,1],    "boundingVolume": {    "region": [2.033128,0.694544,2.033261,0.694669,0.000000,65.962072]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/3/13_980190.b3dm"}}}