{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1687042792",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x7d4c047616084a1d3006f4c0850fc56eb3883192599c6c6d3d652bb2fc6f1d89",
    "signature": "0xf9dfc917f6ab58814296cbaacb6fa85a647472b9e175a613582078951fdd5ad41721067cce784032c164cb7cb295e1e0b280f8061cd4cd9eb8a811fc7ba3b6be1c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}