{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949149,-0.314828,0.000000,0.000000,0.116059,-0.349898,0.929571,0.000000,-0.292386,0.881491,0.370788,0.000000,-1865736.410087,5624861.830423,2350183.808610,1],    "boundingVolume": {    "region": [1.891017,0.379799,1.891125,0.379915,0.000000,70.700160]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/14/20_77156.b3dm"}}}