{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1219937503",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x6044e9c7e8cc2b0f508eaaa0ef4b82058e9f3c9083b11e12d4eff55bb3f50be2",
    "signature": "0x2f551bd77c18edab0597f8886f343cb60d48548fbaf3df9ccc8968b87a2f451827e83b32e874b4eb448ac5260a258c9e7bd7b62661fa3ab10859e0958b8f7f141b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}