{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1234443215",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8d4227954eefcac54fb1ae267ab9851b9ad502c233917974c1a4e91cf9acf604",
    "signature": "0x60daf05f13641925e9f55f5a53af2ba62eb641ec31e1d83370260a53317cc9704fd0a7157f26d8e5d94e02c2502501babc839da4ea05795197de115e5bcd00661c",
    "signer": "0x44BAdCFCf42113CbB67f519e4efa576B336f9bf7",
    "userId": "136844578"
  }
}