{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1519003501",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x11ae08988f76640010776f7edf76bb12ed18c6649db6bd84491f2a3af35f46ce",
    "signature": "0xedc963b04f14280634d5459d60794e15c98c5501e51d6316a7b6ea4141026a7b1281eeaf2685545249700263c5cd08ca2492c75bd49580b59bb1f030f887f6ad1c",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}