{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.895899,-0.444259,0.000000,0.000000,0.288577,-0.581948,0.760302,0.000000,-0.336811,0.679219,0.652089,0.000000,-2151292.992830,4338328.062283,4137163.956269,1],    "boundingVolume": {    "region": [2.031053,0.710284,2.031233,0.710389,0.000000,16.018234]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/18/16_1786850.b3dm"}}}