{
  "manageEntity": {
    "action": "Repost",
    "entityId": "121439",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x335a9c6eb3d2fdc11f10f6da45273c1cd651f15faf68afbaedbde451f587f251",
    "signature": "0x0d5b372ff82b55ed747ed22a6f0eb5ed8169f7d3236fb356dde6d7f91eb7f0165c0fe375f2b33b7aa61da16a61049ca5a03e45a0791981f69ae2ba51b4a59fe81c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}