{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1890837960",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4fde91ae023cb380a659d02532afd5c338a3ac356f23b3cf21e78d32107ab672",
    "signature": "0x7993c0ac1c8b216af4ccd8010d325c258f6920c075842b0f7a0e7a9de90710f5781684985de88b7a3d7eb0af149fbe7d18e628b3a8fb8e81c5851be62299a8a01b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}