{
  "manageEntity": {
    "action": "Repost",
    "entityId": "449551",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5aafa446ecaa7d3a3e4240cf4dc9b97c8ff455ffce68c11cf5e291e5ca02be7e",
    "signature": "0x50eeaeb017a95dd5a8e400aa30d5346b6b7b691da72006d53b5bc0da068637d42a8522b8706125e4eabb80497164157dcc2bb62db515fc795312266b819b27801b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}