{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949459,-0.313891,0.000000,0.000000,0.175558,-0.531030,0.828967,0.000000,-0.259656,0.785411,0.561879,0.000000,-1657876.850832,5014760.815135,3563518.945996,1],    "boundingVolume": {    "region": [1.890034,0.596645,1.890135,0.596667,0.000000,16.507573]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/8/12_1414485.b3dm"}}}