{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897009,-0.442013,0.000000,0.000000,0.285540,-0.579467,0.763338,0.000000,-0.336457,0.682797,0.648525,0.000000,-2148996.569160,4361117.813125,4114487.062886,1],    "boundingVolume": {    "region": [2.028586,0.705610,2.028689,0.705680,0.000000,10.203898]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/19/18_1836935.b3dm"}}}