{
  "manageEntity": {
    "action": "Repost",
    "entityId": "501697057",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xf799c85dbe353fe8ce3f1f544c6e8d9ae6b3c672ebbf4cc89b5f713c3ca98b61",
    "signature": "0xfdf41509b1091e550cf871fd83e9891d37053eb5b88e9024a9efef697290cebf2c2c6840f40807fda0cdbccfc699c11f1f023ef6fea20a43a5fbc8d28e1798a11c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}