{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950336,-0.311227,0.000000,0.000000,0.115225,-0.351840,0.928941,0.000000,-0.288844,0.881989,0.372377,0.000000,-1843141.067468,5628059.560455,2360267.646827,1],    "boundingVolume": {    "region": [1.887217,0.381517,1.887343,0.381620,0.000000,12.489237]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/13/16_66730.b3dm"}}}