{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.871344,-0.490672,0.000000,0.000000,0.211836,-0.376182,0.902005,0.000000,-0.442032,0.784968,0.434089,0.000000,-2821118.482532,5009795.378315,2751878.497878,1],    "boundingVolume": {    "region": [2.083601,0.448986,2.083713,0.449067,0.000000,25.343832]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/2_223151.b3dm"}}}