{
  "manageEntity": {
    "action": "Repost",
    "entityId": "388423313",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9c3229adf434c8d7d98a264fb97ee94699ecde9e2a984b886aa7824ea7a8da5a",
    "signature": "0x225f8f37d889c5b788ef1a802b7d13e060cae5edd4a5e68c9b4021e6ae8387124439c5a9155ce37d8ce0fad3f5069b64de20da7a812b6fb511b43ba2931aa3771c",
    "signer": "0x7E7b9c4DAC3F284d889a5bc274eA80b8BA5F63ee",
    "userId": "670307808"
  }
}