{
  "manageEntity": {
    "action": "Repost",
    "entityId": "558465",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xfe1bdd12c8daf5266da4245053432b53fa7c712722586c909971778bda60c036",
    "signature": "0x6f087f52e50227b0ff14b7e48c482ae66bbff957387fff367e9d7b0db2cf639b473f43bdb136e15e582db7cba8f77c2ee7c941eafe2b0a7879aae708ccaaebc01b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}