{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950373,-0.311113,0.000000,0.000000,0.172917,-0.528219,0.831315,0.000000,-0.258094,0.788414,0.558382,0.000000,-1647881.164901,5033867.709187,3541295.895623,1],    "boundingVolume": {    "region": [1.887075,0.592335,1.887246,0.592535,0.000000,8.726532]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/19/7_1321394.b3dm"}}}