{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949539,-0.313649,0.000000,0.000000,0.175000,-0.529795,0.829875,0.000000,-0.259743,0.786345,0.560531,0.000000,-1658423.034627,5020698.917541,3554950.834535,1],    "boundingVolume": {    "region": [1.889749,0.594894,1.889911,0.595160,0.000000,8.804776]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/13_1371230.b3dm"}}}