{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.890908,-0.454184,0.000000,0.000000,0.292206,-0.573180,0.765559,0.000000,-0.346735,0.680142,0.645896,0.000000,-2214621.053058,4344106.424643,4097762.466794,1],    "boundingVolume": {    "region": [2.042205,0.702153,2.042300,0.702240,0.000000,11.363468]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/3_1683598.b3dm"}}}