{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1323019469",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xc4b50f981913a188b63ea75e14dc90c96c4c9c688748fcb4dd1db33801c9ab50",
    "signature": "0x034ba315711396573ca587158c508c1f3355a6022eaf1f788ff4e32b3ddcb1da14a5f893a893c650c1bd06825aab83b765ce8e1f0b2fe0dcf81f819c4765557e1b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}