{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.852868,-0.522127,0.000000,0.000000,0.269421,-0.440086,0.856584,0.000000,-0.446443,0.729241,0.518552,0.000000,-2850039.459358,4655391.498240,3288216.349094,1],    "boundingVolume": {    "region": [2.120093,0.545115,2.120186,0.545199,0.000000,99.406166]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/3/2_7976.b3dm"}}}