{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948649,-0.316332,0.000000,0.000000,0.176407,-0.529029,0.830066,0.000000,-0.262026,0.785790,0.560247,0.000000,-1672994.490993,5017149.031632,3553146.700166,1],    "boundingVolume": {    "region": [1.892609,0.594573,1.892705,0.594796,0.000000,8.795360]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/10_1215405.b3dm"}}}