{
  "manageEntity": {
    "action": "Repost",
    "entityId": "458007",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x7ac634aa9ea8330a15cb12458ca745bf1f9bc12238d306023256e0c535c4cb04",
    "signature": "0x50e2e18a40073a224621485a871e31ed1c27fdc0883011008c2fe90277ea3cc834ce9208a11d5f782d07de8bd74fdaf2438a8f14d16d1c5463db8484f51421211b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}