{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1454820969",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3b4b4c0dcddb3629818f713f0a5600163a6c897745f1bf47d9aa75f3e0b7c1d8",
    "signature": "0xa9d18da7258c59188ce98e8573fb985ba05d2a8661eaa15611272c56720d28d3629191acce1fee053cc07c2242f3c732e32b8e8a6f90f0cc812772f9cc1bee831b",
    "signer": "0x204E506f1D5498d2CABD41d2fc7a3078d5792835",
    "userId": "768479471"
  }
}