{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950218,-0.311586,0.000000,0.000000,0.174233,-0.531343,0.829046,0.000000,-0.257775,0.786114,0.561762,0.000000,-1645863.801653,5019246.682847,3562776.962270,1],    "boundingVolume": {    "region": [1.887583,0.596422,1.887734,0.596607,0.000000,8.777635]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/3_1330443.b3dm"}}}