{
  "manageEntity": {
    "action": "Repost",
    "entityId": "549918416",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa5150b4443122bb799bb55e624d3d3762078323f0b993b183412bb53d9a4b1d3",
    "signature": "0x127735190677d0cbb03bcb94e523b353f99908678edb854cf6e34d49503030765931cac16f59f9e941830dd3fc2985a9bfc645a4c698e668f26804f4cf742cf31c",
    "signer": "0x44Fe9338D9d1405927C73FDA0be0F36ae481Cd39",
    "userId": "983568397"
  }
}