{
  "manageEntity": {
    "action": "Repost",
    "entityId": "568754",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa0a56cc4f083c9ccc03faeb366733493d816b7ab930787da03aff97d4fec6b6a",
    "signature": "0xccee016c21927a03271012619f4f9a41b00ba02f3bbdefef430025ced715676f28cc83fb8afa39817cb30a698f19691caa54419df573d20ef2f0ee3e9ec5ad1d1c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}