{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949516,-0.313719,0.000000,0.000000,0.114803,-0.347468,0.930638,0.000000,-0.291695,0.882856,0.368075,0.000000,-1861314.068632,5633532.684911,2332974.386802,1],    "boundingVolume": {    "region": [1.889819,0.376813,1.889988,0.377063,0.000000,12.275190]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/7_22218.b3dm"}}}