{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951237,-0.308461,0.000000,0.000000,0.115640,-0.356614,0.927067,0.000000,-0.285692,0.881024,0.377064,0.000000,-1823052.189187,5621966.982610,2390000.597100,1],    "boundingVolume": {    "region": [1.884289,0.386572,1.884452,0.386675,0.000000,28.885675]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/15/13_15188.b3dm"}}}