{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898009,-0.439977,0.000000,0.000000,0.284402,-0.580476,0.762996,0.000000,-0.334756,0.683250,0.648929,0.000000,-2138134.707011,4364016.244196,4117054.576201,1],    "boundingVolume": {    "region": [2.026303,0.706064,2.026435,0.706287,0.000000,9.329967]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/12_1820541.b3dm"}}}