{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896000,-0.444054,0.000000,0.000000,0.287521,-0.580152,0.762073,0.000000,-0.337447,0.680890,0.650015,0.000000,-2155330.485735,4348962.923518,4123964.644377,1],    "boundingVolume": {    "region": [2.030891,0.707585,2.030939,0.707622,0.000000,7.807221]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/8/15.b3dm"}}}