{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949641,-0.313341,0.000000,0.000000,0.175146,-0.530816,0.829191,0.000000,-0.259272,0.785775,0.561547,0.000000,-1655422.179943,5017081.849625,3561406.676045,1],    "boundingVolume": {    "region": [1.889456,0.596213,1.889555,0.596295,0.000000,12.425398]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/1/12_1358476.b3dm"}}}