{
  "manageEntity": {
    "action": "Repost",
    "entityId": "609630",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x2689f88f0528fd7292ddf852615e48a549e578993f8d406860d868f2b55d0be2",
    "signature": "0xcf750a1ffef1b12f5d16110c0416b42573b93c2b804fb486cf60461203963a717d4097977f6e3c2f3ac2b0d710c6dbb53baa8a58f6ce501d52d888d04fc5902e1c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}