{
  "manageEntity": {
    "action": "Repost",
    "entityId": "541617",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x93639f7d4c2e723f88b73cdcd804652b11a1fa8776e3b92c00e11bda53d605c9",
    "signature": "0x63b75478b47cca9bca2cfebe1b9ef853b0cf0673c2b0900d859212528632802e6c85bb6606dca609b87fd6635aa67bd71340587e9a13e17a0bec6fa565ea91aa1b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}