{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948859,-0.315701,0.000000,0.000000,0.116017,-0.348695,0.930028,0.000000,-0.293343,0.881660,0.369628,0.000000,-1871836.084620,5625923.493303,2342830.338919,1],    "boundingVolume": {    "region": [1.891939,0.378574,1.892044,0.378644,0.000000,77.207510]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/12/16_11984.b3dm"}}}