{
  "manageEntity": {
    "action": "Repost",
    "entityId": "768254608",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8cd9f4c0567b2ec28679264688f5e1c3d7608a0422613d780f3840b115d89670",
    "signature": "0xfd1b37f558a24f571e72f18f2c1b1b9d41bd923f528d75a663c167c11c40be196ae45e474ab60cfb5bb3c749b950d988218fd9f3bcfb71dbc85950488c0b93bf1c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}