{
  "manageEntity": {
    "action": "Repost",
    "entityId": "121491",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x727f40bee076d7b9961fe97899872c3ed0927005a30d8d233446011b70bf6232",
    "signature": "0xfca5e6bcb54d3f2c032f0ee415193dfc6915f084c0cc471076100139d27a6975380aeeba8055c9fff235dc2d75f39abff31e9b8e2134be16c54c17c6ad71bb3a1c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}