{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949177,-0.314743,0.000000,0.000000,0.115968,-0.349729,0.929646,0.000000,-0.292331,0.881589,0.370598,0.000000,-1865386.175989,5625484.600506,2348979.028599,1],    "boundingVolume": {    "region": [1.890928,0.379595,1.891036,0.379710,0.000000,38.845733]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/13/19_75017.b3dm"}}}