{
  "manageEntity": {
    "action": "Repost",
    "entityId": "621160",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xe31292417196540c4cd426e226bc32a0b4d92d4e6510774a3cae7abee08f795d",
    "signature": "0xf8faf53cda9d05d3d77ac15661c2387d60752cc7e3fecd130e8ede389b651a49432cd1ae9028849f03830c8112e393e7c292ca5e7f77b8b44808c0c59bb3272c1c",
    "signer": "0x45c4f1dcE13eeF476C74C5758696D56137253980",
    "userId": "824478223"
  }
}