{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950769,-0.309901,0.000000,0.000000,0.173211,-0.531407,0.829219,0.000000,-0.256435,0.786736,0.561505,0.000000,-1637303.228608,5023212.242861,3561143.067398,1],    "boundingVolume": {    "region": [1.885812,0.596094,1.885958,0.596314,0.000000,8.812346]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/14/14_1339108.b3dm"}}}