{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896955,-0.442123,0.000000,0.000000,0.286971,-0.582191,0.760724,0.000000,-0.335379,0.680399,0.651596,0.000000,-2142141.449672,4345860.194022,4134027.279964,1],    "boundingVolume": {    "region": [2.028671,0.709634,2.028850,0.709739,0.000000,10.139010]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/4/9_1781010.b3dm"}}}