{
  "manageEntity": {
    "action": "Repost",
    "entityId": "42778",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9c7e13b6e172dea7a43ac1546c3d592f71436322f71131cdccaf95ff8f1ce86d",
    "signature": "0xa14535af6bf6f1713cb6a01d835c8da39194860c9c989d0f3775857db97e6509047cc06984a8159608287283cc09f590ece3229c5ca63e1bff70741996bd50b81b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}