{
  "manageEntity": {
    "action": "Repost",
    "entityId": "448911601",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa3d79004f9deefd6df433c1f08d4150965dd0f5895d606c3b0a290014fc29d9b",
    "signature": "0xbc66a70337d05fda98e1322b5cdfa56f18f0319512bb5b0fa97f9b75d51532f0522ab0e4e75118602a3eeac0aee08a44fc469161e6e2f0a027d51afa82e68f931b",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}