{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949826,-0.312778,0.000000,0.000000,0.174636,-0.530326,0.829612,0.000000,-0.258939,0.786332,0.560921,0.000000,-1653290.854312,5020622.271088,3557432.001945,1],    "boundingVolume": {    "region": [1.888831,0.595433,1.888994,0.595564,0.000000,8.735536]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/13/14_1354975.b3dm"}}}