{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949285,-0.314416,0.000000,0.000000,0.175434,-0.529671,0.829862,0.000000,-0.260375,0.786123,0.560550,0.000000,-1662455.195939,5019279.410524,3555071.190805,1],    "boundingVolume": {    "region": [1.890557,0.594917,1.890719,0.595183,0.000000,12.174147]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/14/13_1370678.b3dm"}}}