{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896313,-0.443422,0.000000,0.000000,0.283789,-0.573638,0.768377,0.000000,-0.339775,0.686807,0.642534,0.000000,-2170134.691380,4386613.042634,4076369.004743,1],    "boundingVolume": {    "region": [2.030143,0.697740,2.030276,0.697860,0.000000,66.439108]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/2_540082.b3dm"}}}