{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949140,-0.314856,0.000000,0.000000,0.116004,-0.349697,0.929653,0.000000,-0.292438,0.881562,0.370579,0.000000,-1866068.329465,5625307.790337,2348861.432664,1],    "boundingVolume": {    "region": [1.891047,0.379575,1.891155,0.379690,0.000000,55.737570]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/14/18_74928.b3dm"}}}