{
  "manageEntity": {
    "action": "Repost",
    "entityId": "511978",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4aa7101d27234e1424ff09ac1f76e00970d0fb63038a5f85c54d664c9077220f",
    "signature": "0xefee9a55133387c8b81ac8643aca70f0e8708a70bc5719e0f563dce689ae12a9133f12f99bbc83d0cebc8e816f5205397d405d6cb6983234f69ab31ab83808491c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}