{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896341,-0.443365,0.000000,0.000000,0.283727,-0.573605,0.768424,0.000000,-0.339753,0.686871,0.642477,0.000000,-2169989.693017,4387021.923353,4076008.587571,1],    "boundingVolume": {    "region": [2.030079,0.697667,2.030212,0.697786,0.000000,46.053164]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/1_536702.b3dm"}}}