{
  "manageEntity": {
    "action": "Repost",
    "entityId": "138629842",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa1c7e2fd86c0196e3306889bb4c7b79f83bc5258df3bc30f75681c79e8858c1a",
    "signature": "0x2bcf35da165dc39a8560d32ca7f939f8ab3f52ea8ca655b649ae2af6a7861a3762e449e53c0cd0a5a8b2cceac693addaaae675ea6b8c81d96d103119c9cfefdd1b",
    "signer": "0x44BAdCFCf42113CbB67f519e4efa576B336f9bf7",
    "userId": "136844578"
  }
}