{
  "manageEntity": {
    "action": "Repost",
    "entityId": "558309770",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x0333ac1596a118d7694bf5facd94ef791579d15dff67235f3c90eda5dd65b46b",
    "signature": "0x21fda65766c0e3669a6cfe7ee6961c04f9d2a160bd25aac8ee54cc77daefb6ae1c7d09f49e44c71d11724a4ddbda2360c8a6bad78eae8a6a91a96525c8364cca1b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}