{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949543,-0.313636,0.000000,0.000000,0.174846,-0.529353,0.830189,0.000000,-0.259832,0.786649,0.560063,0.000000,-1658987.212759,5022632.972945,3551974.384571,1],    "boundingVolume": {    "region": [1.889735,0.594329,1.889897,0.594594,0.000000,8.809467]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/10_1461650.b3dm"}}}