{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.871391,-0.490590,0.000000,0.000000,0.211768,-0.376144,0.902036,0.000000,-0.441974,0.785038,0.434022,0.000000,-2820746.804432,5010236.984202,2751458.323098,1],    "boundingVolume": {    "region": [2.083507,0.448913,2.083619,0.448993,0.000000,62.954785]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/1_221003.b3dm"}}}