{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1439266263",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xf6da843e2da276aca31e9a2911018fa52092d0364d8918d9aa1c1fac88dfbac2",
    "signature": "0xedbc11c3d12aabefbf60a2c78e93d70ac0953b69d5ca3faecea0053ccda2782d0db309ac5f2f6873ebab93c262481860cc639912b737c91b9190598bece8e7201c",
    "signer": "0x63EbE5a1B5C5F156330BDf810f5fFf6A224c75c8",
    "userId": "309080"
  }
}