{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951149,-0.308731,0.000000,0.000000,0.115754,-0.356617,0.927052,0.000000,-0.285938,0.880928,0.377102,0.000000,-1824621.710409,5621354.330043,2390242.292247,1],    "boundingVolume": {    "region": [1.884573,0.386613,1.884737,0.386716,0.000000,63.286850]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/17/13_21540.b3dm"}}}