{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898207,-0.439573,0.000000,0.000000,0.283770,-0.579846,0.763710,0.000000,-0.334764,0.684045,0.648086,0.000000,-2138179.275778,4369076.346877,4111697.283482,1],    "boundingVolume": {    "region": [2.025853,0.704958,2.025986,0.705180,0.000000,7.804799]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/7_1844440.b3dm"}}}