{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.852868,-0.522126,0.000000,0.000000,0.269413,-0.440074,0.856593,0.000000,-0.446446,0.729249,0.518538,0.000000,-2850062.562585,4655442.644395,3288124.529860,1],    "boundingVolume": {    "region": [2.120092,0.545098,2.120184,0.545182,0.000000,140.438233]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/3/1_7944.b3dm"}}}