{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896763,-0.442512,0.000000,0.000000,0.287228,-0.582076,0.760715,0.000000,-0.335670,0.680246,0.651607,0.000000,-2144000.694026,4344878.668419,4134094.700384,1],    "boundingVolume": {    "region": [2.029104,0.709648,2.029284,0.709753,0.000000,18.358347]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/7/9_1781825.b3dm"}}}