{
  "manageEntity": {
    "action": "Repost",
    "entityId": "619185016",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x29fa7a39a931daf39e6a496cba7f3bd1f51d73795a0dd4cc472931212b2ccde6",
    "signature": "0x3891e64f2a3fea1adc5230a12f30bf2a2e13574462e983835840d9ef9217b0aa3683fbd865a07527ef3605c77ee8acd594a7b57d6aac0baff9e8787a8a8aff6f1c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}