{
  "manageEntity": {
    "action": "Repost",
    "entityId": "470579",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1aa31081a4de903d496054e89120d739b30abfb6572dce10fdbc171c73eab16e",
    "signature": "0x30c4f22b48ecdd8ad815db2bd41b78d780a0e2ad81915e64ce17e30bfeee710350b2db109abb32f55c8e96bb1a349caf99f655ea46b46842c61912b5bab3ce561c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}