{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949752,-0.313003,0.000000,0.000000,0.174840,-0.530520,0.829445,0.000000,-0.259072,0.786111,0.561170,0.000000,-1654144.273601,5019214.232691,3559011.176666,1],    "boundingVolume": {    "region": [1.889073,0.595714,1.889226,0.595883,0.000000,8.820307]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/2_1353171.b3dm"}}}