{
  "manageEntity": {
    "action": "Repost",
    "entityId": "645627",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1c197f16558610d550e5f14dfd5cf451eece3014f1c132ae4a2854d98ae17048",
    "signature": "0x009afcce03504c51f68f88eb3c2e47a80e86552a56b42271a7c732f6ebe469e0703a61b04f87089f81eeb332e29dda7e6a36e698aa828a3c104bece88535ac701c",
    "signer": "0x13f8ca0832087662A9bA298e1F708853B8615826",
    "userId": "990836999"
  }
}