{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.890908,-0.454184,0.000000,0.000000,0.292203,-0.573173,0.765566,0.000000,-0.346738,0.680147,0.645888,0.000000,-2214640.187611,4344143.913933,4097712.717337,1],    "boundingVolume": {    "region": [2.042205,0.702143,2.042300,0.702230,0.000000,11.317641]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/3_1683528.b3dm"}}}