{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897560,-0.440893,0.000000,0.000000,0.285924,-0.582078,0.761204,0.000000,-0.334659,0.681292,0.651034,0.000000,-2137537.184565,4351549.170170,4130448.679553,1],    "boundingVolume": {    "region": [2.027314,0.708832,2.027465,0.709059,0.000000,6.679095]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/6_1790883.b3dm"}}}