{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.871436,-0.490510,0.000000,0.000000,0.211764,-0.376219,0.902006,0.000000,-0.441886,0.785052,0.434086,0.000000,-2820190.770920,5010327.910530,2751859.993371,1],    "boundingVolume": {    "region": [2.083415,0.448983,2.083527,0.449064,0.000000,62.954785]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/1_213037.b3dm"}}}