{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858273,-0.513194,0.000000,0.000000,0.262537,-0.439070,0.859239,0.000000,-0.440178,0.736160,0.514113,0.000000,-2810004.236863,4699487.292235,3260015.584216,1],    "boundingVolume": {    "region": [2.109616,0.539910,2.109781,0.540035,0.000000,95.756001]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/4_335912.b3dm"}}}