{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949299,-0.314375,0.000000,0.000000,0.175713,-0.530590,0.829216,0.000000,-0.260136,0.785516,0.561510,0.000000,-1660936.288385,5015426.752235,3561172.109092,1],    "boundingVolume": {    "region": [1.890526,0.596156,1.890663,0.596263,0.000000,8.819522]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/2/11_1446353.b3dm"}}}