{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1242619016",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x64f2748190e2652ea7cb812429ebadb0d4b31a0b482fac83b86cf74c37f58e1b",
    "signature": "0xc23106c7cc8fe6e6f774f358956b32b7552dcb58cab65aa3698b5ebc3e48385668a22b5bded1c4adb34bcbbf5287c44c431b1485140f8a4056c58c5c97c51cad1c",
    "signer": "0x45C74e4f36E4e5064C5321eeED3748fD52B04eA8",
    "userId": "133970929"
  }
}