{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.857931,-0.513765,0.000000,0.000000,0.262899,-0.439012,0.859158,0.000000,-0.440626,0.735797,0.514249,0.000000,-2812862.080933,4697171.929652,3260881.925757,1],    "boundingVolume": {    "region": [2.110281,0.540069,2.110446,0.540195,0.000000,34.037900]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/5_358990.b3dm"}}}