{
  "manageEntity": {
    "action": "Repost",
    "entityId": "883587480",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x6394ff6440a6f037beaf247c1a49f5e3d0910c37db43df549e68a499bf39337b",
    "signature": "0xd1663301e4143863c30fea1d83c79119dd1ecd3256f71d065194379e62c770db23e0e5ad6d84b06319460b8cf22519f5ff5003f84bfa1673eb1dff186757b11e1c",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}