{
  "manageEntity": {
    "action": "Repost",
    "entityId": "515861479",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x31f5253d0791153f510409e74face3679cf42c718fd08e88b3539c9a5eecd3ca",
    "signature": "0xd8c7b9fc582356ce29f97acbfb2b14440d0672d4c1b6dbe66086d020ffae6b78474ec4e6ba4e99e848d06ba714c9001d162c8149ded76aee871cf859a0e9f6ec1c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}