{
  "manageEntity": {
    "action": "Repost",
    "entityId": "878046760",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5fc0c11787a55761d0c76b9f92808de7aae89014abee10bc00b4af32449f98e0",
    "signature": "0xb8922a30ba0dbf806371379ac3bc8c082327cbf7d40a1f35ae93c2b8038e96f0795c101437579f69e065b8cccc8227a8eacb838d909f9af2171b56bddcd61e931b",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}