{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.947961,-0.318385,0.000000,0.000000,0.116924,-0.348130,0.930126,0.000000,-0.295869,0.880921,0.369379,0.000000,-1887952.491050,5621199.884285,2341246.829857,1],    "boundingVolume": {    "region": [1.894770,0.378301,1.894874,0.378380,0.000000,30.281320]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/29/19_13954.b3dm"}}}