{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948908,-0.315551,0.000000,0.000000,0.176019,-0.529315,0.829965,0.000000,-0.261347,0.785909,0.560397,0.000000,-1668664.638944,5017913.573633,3554096.599171,1],    "boundingVolume": {    "region": [1.891787,0.594769,1.891881,0.594960,0.000000,20.078921]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/23/28_1213877.b3dm"}}}