{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944031,-0.329857,0.000000,0.000000,0.184135,-0.526982,0.829689,0.000000,-0.273104,0.781607,0.560807,0.000000,-1743732.262738,4990451.176698,3556707.839523,1],    "boundingVolume": {    "region": [1.906901,0.595303,1.906997,0.595418,0.000000,7.918346]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/4_1267664.b3dm"}}}