{
  "manageEntity": {
    "action": "Repost",
    "entityId": "672239608",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4a9a210c8b5eab568c3e9e0516d096c2f070cdbcd60f204e7033139bf16d0fb2",
    "signature": "0x3a73e74fca83e78591cc7779f6c9695e25017adb217bdc9520e1076b75d6294e5ec3be5a90ccf5f1a34dcc363ab17b2ab7cbb6e74a7ef56dff40e37cb161d4271b",
    "signer": "0x2BD0c2111290EB20B2843e8b1c0f25aA5cd52a6f",
    "userId": "618242981"
  }
}