{
  "manageEntity": {
    "action": "Repost",
    "entityId": "2138300691",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x39e1a8635bf962c06614f003b2572e983d17958591ffe17975adc45bc62eafc6",
    "signature": "0xe49c47d7f6d61542eab53ffebf4da6a40e78e02c24e6d3c86ec94e3d9ec538d817cb2ef526c087bdc46834cfc7d510a00e30ae3d59d9bc4eaa7389ae1aa2ee4a1b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}