{
  "manageEntity": {
    "action": "Repost",
    "entityId": "752976",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x87351eee2203eed8eb9fe789605c0e5607381ad441f6bd85d11d5fb0136c3daa",
    "signature": "0xcf8dbf513113d55a9822947c5315340f63bac5ce32a0d76cbde6731df6679fce36cc400140f1a2db096fbe566b314e3a77c645ab5f466912c8970e4c30736b481b",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}