{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949063,-0.315085,0.000000,0.000000,0.175675,-0.529150,0.830144,0.000000,-0.261018,0.786208,0.560131,0.000000,-1666558.188367,5019817.720969,3552407.031797,1],    "boundingVolume": {    "region": [1.891295,0.594448,1.891390,0.594639,0.000000,11.488188]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/17/26_1462044.b3dm"}}}