{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949999,-0.312253,0.000000,0.000000,0.174629,-0.531291,0.828996,0.000000,-0.258311,0.785885,0.561837,0.000000,-1649284.827021,5017785.200814,3563250.356409,1],    "boundingVolume": {    "region": [1.888291,0.596500,1.888429,0.596709,0.000000,8.764911]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/6/4_1405678.b3dm"}}}