{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949483,-0.313818,0.000000,0.000000,0.175449,-0.530836,0.829115,0.000000,-0.259643,0.785572,0.561661,0.000000,-1657789.799093,5015783.402631,3562129.354289,1],    "boundingVolume": {    "region": [1.889958,0.596351,1.890057,0.596432,0.000000,19.594049]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/14_1410371.b3dm"}}}