{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896781,-0.442476,0.000000,0.000000,0.287581,-0.582851,0.759988,0.000000,-0.335319,0.679604,0.652457,0.000000,-2141767.676375,4340794.865953,4139502.173344,1],    "boundingVolume": {    "region": [2.029064,0.710769,2.029243,0.710874,0.000000,14.477163]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/6/20_1781757.b3dm"}}}