{
  "manageEntity": {
    "action": "Repost",
    "entityId": "587099",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1a56148bf6870de77db39ba311870a1e4bc23a1ad614fe734d05dd3536e58da7",
    "signature": "0x1d2eadef689eb7cc3cd852bceb34c93c42e85840a75d5f24e414e321b1adf6075d73a9a213d6e1af419d980f70e01be8be145c440c1a837faa2fa158c89bdd9b1c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}