{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949096,-0.314988,0.000000,0.000000,0.176054,-0.530472,0.829219,0.000000,-0.260644,0.785351,0.561505,0.000000,-1664180.538443,5014372.935654,3561141.714159,1],    "boundingVolume": {    "region": [1.891172,0.596150,1.891309,0.596257,0.000000,8.800281]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/11_1446238.b3dm"}}}