{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948597,-0.316486,0.000000,0.000000,0.176688,-0.529582,0.829653,0.000000,-0.262022,0.785353,0.560861,0.000000,-1672975.524887,5014371.842048,3557047.573723,1],    "boundingVolume": {    "region": [1.892771,0.595314,1.892867,0.595537,0.000000,8.765554]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/13/14_1187431.b3dm"}}}