{
  "manageEntity": {
    "action": "Repost",
    "entityId": "142403",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4da0013033079119b4af9753a7cb288bebb631abe5936d1fbc16a85e7147ec23",
    "signature": "0xe87229f6248eaa982e72439f169c611350d3a0be9fa1b85f4eb408214b4e3ed104ce95ce72ff0d03d04231c143bcc1749f83ce0fb1a7b4abacedb4fd2f967f891c",
    "signer": "0xA5fFfA5b8673Fb93490E3F9B0BeE58e1f0Ce1231",
    "userId": "508186998"
  }
}