{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898430,-0.439118,0.000000,0.000000,0.283598,-0.580239,0.763476,0.000000,-0.334314,0.684003,0.648363,0.000000,-2135307.381527,4368814.016769,4113456.242553,1],    "boundingVolume": {    "region": [2.025346,0.705321,2.025479,0.705544,0.000000,15.890044]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/1/8_1831778.b3dm"}}}