{
  "manageEntity": {
    "action": "Repost",
    "entityId": "575435412",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xe0c276d4d65f52f0f8269bdbcc005b8cc824be2b730054d49513b1fe84006217",
    "signature": "0x72c7062174eca0cdd5ccb981aa5c764982bdda35f67c45bc956a1d150f134a3f3f7195e70fec232b896dbe87a23b66fa37c3d51a055c6d36adb8fea5d6be1ebc1c",
    "signer": "0x44Fe9338D9d1405927C73FDA0be0F36ae481Cd39",
    "userId": "983568397"
  }
}