{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1057556",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x55103d77b641245bf40ccd938b39d84a14cfbf78c8c0296ea62ce82362d50525",
    "signature": "0xc71f140f89d147cddbc9e13b3b2d47ba3dcbe2a1b8781c91bc7e9ea24bddce4538fd68d7e9d6c267d830fe7f8af2b5e248669d1f119783f51fce58ed9565f65a1b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}