{
  "manageEntity": {
    "action": "Repost",
    "entityId": "341990",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb5e4715c1810cf215bb43d30ce97cc9ec82df95eacd30239468ad1b2dc07f09a",
    "signature": "0x4a5191a27463f41898be108aa234a2290e5e0214e78e022c7aa236de52be148817d87da8d2143db2e9c2dad7651a3bde5f41d4285dd7265b6d52d81dd0c504a61b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}