{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.871349,-0.490664,0.000000,0.000000,0.211832,-0.376184,0.902005,0.000000,-0.442025,0.784972,0.434088,0.000000,-2821073.196203,5009821.951081,2751876.560485,1],    "boundingVolume": {    "region": [2.083592,0.448986,2.083704,0.449066,0.000000,18.156880]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/2_223122.b3dm"}}}