{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1887673967",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd78b75f96ac6eb4d974f732f7dc75ed42768cf99f3ee4c5120ea1191d7c8cebc",
    "signature": "0x30a09a0f14294eab4a53753764144f0063d6ca68771422b022d2c4cb459fa7916c8c2da622b6a1f07ba185de8dc33f46c7a1a59f2ec61d8140dd102571ead2f11c",
    "signer": "0x19EDB4c1a8740c323f6e57B80F3422C01875289e",
    "userId": "390804"
  }
}