{
  "manageEntity": {
    "action": "Repost",
    "entityId": "149492636",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5503ebf468a96a9d5cf0b8970b45f8c95efdaed170bf75c6de0371b146fdaaa3",
    "signature": "0x667b585904d9a745298f366f92d807d6819b152234fee2351aa9d470aeb9182670aa6192305855df1be0d05078039c8e4c4b7c6aa30cad233dfddce7f190bb0c1b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}