{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951580,-0.307402,0.000000,0.000000,0.113047,-0.349942,0.929925,0.000000,-0.285600,0.884090,0.369889,0.000000,-1822428.845441,5641430.121605,2344484.274935,1],    "boundingVolume": {    "region": [1.883257,0.378889,1.883259,0.378890,0.000000,3.775666]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/27/15.b3dm"}}}