{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949306,-0.314355,0.000000,0.000000,0.175799,-0.530887,0.829008,0.000000,-0.260053,0.785323,0.561819,0.000000,-1660409.385190,5014196.190598,3563136.897398,1],    "boundingVolume": {    "region": [1.890522,0.596572,1.890624,0.596594,0.000000,11.953496]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/13/8_1418289.b3dm"}}}