{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948897,-0.315586,0.000000,0.000000,0.176069,-0.529399,0.829902,0.000000,-0.261356,0.785839,0.560491,0.000000,-1668719.067920,5017465.947965,3554698.893518,1],    "boundingVolume": {    "region": [1.891823,0.594884,1.891918,0.595074,0.000000,11.717484]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/23/28_1075736.b3dm"}}}