{
  "manageEntity": {
    "action": "Repost",
    "entityId": "448629",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x27bcf291d3c925117ce56043c7dbfd7b1067d90fe98a0bd85281e0589ad3642a",
    "signature": "0x36ce5c435b4e72fe4254c2c8e1339e007e9f834ffadbe7ffa8582cb930cd67405179c98dbae077265040cd68af8200fe647d95ca604fa018e86ed87095292afc1c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}