{
  "manageEntity": {
    "action": "Repost",
    "entityId": "404101",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x7efd1d1b4c50e7b48c786e7ff2cf2aa59149d02acb301b06fb68e68660b81fbd",
    "signature": "0x9f179c92f562cfbaa6c77dad38ced094ec01d2bbcec86b2de178d711dbce9f0e01f7a3b9a82edd40175de6cf3dc0192572f6af9b5ed646f67413ba60bc6f1c341b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}