{
  "manageEntity": {
    "action": "Repost",
    "entityId": "499331",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x6232db5cbc4ffe56447fab293da7cdf8f1b373087db33f752bced3c7904c62ea",
    "signature": "0x430a1d294bcc6f05c8e885df15b8b9724741c9696262447b1ef319602e59dcc20a8275aba84277267d866c5091beae11875f9e52896001e761bcdfc4ff5a82e81b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}