{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1902103533",
    "entityType": "Track",
    "nonce": "0x9d7cb776c7c5f02ab50d4fece4c671f06ea6a5bde2ab962a964a9d050d71eb4a",
    "signature": "0x385e67633197c9af75bbc08f3ea9074aa141375cde6f2aad94e9379667d686341513ecef046e7a216558746a1833d74849b2f4301e443f5b4a552718536575de1c",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}