{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.894993,-0.446080,0.000000,0.000000,0.284412,-0.570631,0.770383,0.000000,-0.342712,0.687600,0.640121,0.000000,-2188866.407509,4391633.579325,4061022.386107,1],    "boundingVolume": {    "region": [2.033110,0.694594,2.033244,0.694718,0.000000,65.962072]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/3/13_979614.b3dm"}}}