{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948998,-0.315281,0.000000,0.000000,0.175830,-0.529250,0.830047,0.000000,-0.261149,0.786062,0.560275,0.000000,-1667400.061475,5018886.560979,3553321.376189,1],    "boundingVolume": {    "region": [1.891502,0.594622,1.891596,0.594813,0.000000,14.389249]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/20/27_1213254.b3dm"}}}