{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897576,-0.440859,0.000000,0.000000,0.281658,-0.573446,0.769304,0.000000,-0.338223,0.688611,0.641421,0.000000,-2160206.844888,4398113.989671,4069291.228435,1],    "boundingVolume": {    "region": [2.027281,0.696295,2.027424,0.696403,0.000000,63.490225]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/3_939013.b3dm"}}}