{
  "manageEntity": {
    "action": "Repost",
    "entityId": "521978499",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x2ca229d429fb498c2a7b773d1f1624c5be032180a44e7329c3c81ff54e88b87a",
    "signature": "0x52c6ff32f65b5dc9faedf25ab480a6897b6ae06fa555dc16b850cc87683a3ea73e5e51564eb75f770fb10b3cd819f853f139d1d40cb0da65737bfec8b44853411c",
    "signer": "0x44BAdCFCf42113CbB67f519e4efa576B336f9bf7",
    "userId": "136844578"
  }
}