{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896147,-0.443758,0.000000,0.000000,0.288221,-0.582048,0.760361,0.000000,-0.336458,0.679460,0.652020,0.000000,-2149035.985589,4339866.046265,4136726.837215,1],    "boundingVolume": {    "region": [2.030495,0.710194,2.030674,0.710299,0.000000,35.099684]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/15/15_1785228.b3dm"}}}