{
  "manageEntity": {
    "action": "Repost",
    "entityId": "541520",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd1bc0d7c0af94a66b90ef8bfe2cc6a23087d75d6c09b30f6d6cc14dc13aa9a88",
    "signature": "0x5f67a025becaacd37e741e6af36bbb21d805a393a20b02d87678e632f8f07a3b4229c09041ec3d56624ecfe62d65e3f8ef90d7d7d48748d188d92abfa50e57fb1b",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}