{
  "manageEntity": {
    "action": "Repost",
    "entityId": "921572829",
    "entityType": "Track",
    "nonce": "0x0f10a8bed55ae20ea017bb4ae14632fbde36a6b98984cdf78708da385140625a",
    "signature": "0x4827e20cc8af51892ad365134f70a641d6d33b4c228a8c9711af83e11d1c25b769002833a98d3459008811a002e1480f872bc682cf33b0e4a3f69a695b33dc4b1c",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}