{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950328,-0.311249,0.000000,0.000000,0.114564,-0.349795,0.929795,0.000000,-0.289133,0.882802,0.370219,0.000000,-1844979.240143,5633217.904352,2346578.078427,1],    "boundingVolume": {    "region": [1.887229,0.379206,1.887378,0.379284,0.000000,4.855169]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/23/17_4887.b3dm"}}}