{
  "manageEntity": {
    "action": "Repost",
    "entityId": "321540",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x43745c15e44e7559207e21cd189b5e5307346131bc994de67557d82ee550a37b",
    "signature": "0x6d4e4a163f798a9077488945bf4596be623a67f670a748442dcb1d7143a313de44eae00d48d429b89fd4915b8c632d07fa3c2ee2991f15fe01d8f72faa41d37a1b",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}