{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948967,-0.315376,0.000000,0.000000,0.175822,-0.529050,0.830176,0.000000,-0.261269,0.786159,0.560082,0.000000,-1668161.361914,5019503.746406,3552100.275150,1],    "boundingVolume": {    "region": [1.891602,0.594390,1.891696,0.594581,0.000000,7.707886]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/21/25_1093127.b3dm"}}}