{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1387941903",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8343c8bbf889ac020640222ec7bf1ea687d5de5ff58ca49b8de988185a206485",
    "signature": "0xbdb9d43c7b6955a69adca84d70027696059cc7198954a3456aefcd0f1127f5392d830ef93411c8c8e3fd13b67416a15641187cb725920236b9296af329d18c2e1c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}