{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949866,-0.312656,0.000000,0.000000,0.174663,-0.530635,0.829409,0.000000,-0.258774,0.786171,0.561223,0.000000,-1652240.489100,5019598.204809,3559351.660233,1],    "boundingVolume": {    "region": [1.888708,0.595779,1.888861,0.595947,0.000000,16.978513]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/2_1352334.b3dm"}}}