{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943224,-0.332158,0.000000,0.000000,0.186265,-0.528933,0.827970,0.000000,-0.274434,0.779306,0.563355,0.000000,-1752242.112513,4975806.712521,3572897.011770,1],    "boundingVolume": {    "region": [1.909315,0.598392,1.909460,0.598489,0.000000,8.720481]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/6_568672.b3dm"}}}