{
  "manageEntity": {
    "action": "Repost",
    "entityId": "664720",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xcc760e058a7be378c739628ef89cc07c9123d384453ba9b4ad4d655f57cf6006",
    "signature": "0xb8ab3a30f3a6b5833abf01916256f21c3dcd6160d929c74acdb66221ba7a65f058194d99de2124f4670b1c14347b85e1355db4801f31b6a80c415ab6f4298b781c",
    "signer": "0x036B1ee0d2003ae5B5E252d58647d13f0e588EEB",
    "userId": "161353174"
  }
}