{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950119,-0.311888,0.000000,0.000000,0.174218,-0.530730,0.829442,0.000000,-0.258149,0.786411,0.561175,0.000000,-1648246.580461,5021130.876811,3559043.652049,1],    "boundingVolume": {    "region": [1.887926,0.595746,1.888026,0.595863,0.000000,8.813706]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/14/13_1429129.b3dm"}}}