{
  "manageEntity": {
    "action": "Repost",
    "entityId": "315351",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x584ec7bffc997d9ead2b2d76f6d26171ee66ab601a0d498651a4ed62e8a75824",
    "signature": "0xe1050ee668ca86a2f23497b6282a360fda4645130a62d2e7c896ed191804cf132030918ea4dbe135d57fe639b84c8490c00ea609eca3cc142c9da87c68357aff1b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}