{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950231,-0.311545,0.000000,0.000000,0.114696,-0.349830,0.929765,0.000000,-0.289399,0.882683,0.370295,0.000000,-1846673.615638,5632461.897731,2347056.756588,1],    "boundingVolume": {    "region": [1.887541,0.379287,1.887690,0.379365,0.000000,5.876019]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/26/18_4968.b3dm"}}}