{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1900876686",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x6b60c1dda648f561421a28bb4b93e6380b58439ed7d25e4d84674a433502e922",
    "signature": "0x6aabc2104bfe3d7459f81097e5236284792a9dba0626d6140670982333fc8dea7d4817e78884d078d032f703312d00afc2e0f4488f925a1709a2fc38b58762241b",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}