{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898454,-0.439067,0.000000,0.000000,0.283951,-0.581043,0.762732,0.000000,-0.333948,0.683350,0.649239,0.000000,-2132974.646837,4364663.411179,4119031.309511,1],    "boundingVolume": {    "region": [2.025306,0.706546,2.025407,0.706621,0.000000,6.368182]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/7_1819195.b3dm"}}}