{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949366,-0.314173,0.000000,0.000000,0.175423,-0.530093,0.829595,0.000000,-0.260089,0.785934,0.560947,0.000000,-1660630.913107,5018084.126453,3557593.290774,1],    "boundingVolume": {    "region": [1.890301,0.595396,1.890463,0.595662,0.000000,6.183716]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/14_1367152.b3dm"}}}