{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1374087927",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa40674eb538b3cecb8fe1730a1ee1b325ae68f98455d222355ef3cf98dd8241a",
    "signature": "0xa8bba68e9c2f650b63f414c493fa8ec090b0d2c1aaaa9cf8edd6962d94a8f5077174b9342dc085bf27d864e3cbf256fb0626269639bdad462ce52cbc0da1a4111c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}