{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949281,-0.314430,0.000000,0.000000,0.175440,-0.529662,0.829867,0.000000,-0.260388,0.786123,0.560543,0.000000,-1662537.960770,5019284.622319,3555025.436301,1],    "boundingVolume": {    "region": [1.890572,0.594908,1.890734,0.595174,0.000000,12.174147]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/14/13_1370908.b3dm"}}}