{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898664,-0.438638,0.000000,0.000000,0.283730,-0.581296,0.762622,0.000000,-0.333572,0.683410,0.649369,0.000000,-2130578.594095,4365049.146379,4119856.966491,1],    "boundingVolume": {    "region": [2.024855,0.706731,2.024901,0.706778,0.000000,17.164772]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/2/9.b3dm"}}}