{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948931,-0.315483,0.000000,0.000000,0.176042,-0.529512,0.829835,0.000000,-0.261249,0.785804,0.560590,0.000000,-1668039.842751,5017242.770341,3555328.394430,1],    "boundingVolume": {    "region": [1.891715,0.595003,1.891809,0.595194,0.000000,8.817825]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/22/29_1075212.b3dm"}}}