{
  "manageEntity": {
    "action": "Repost",
    "entityId": "645234",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd23f8a6b974d58e277761c59be06d8fd525c8d3e20b4ffd817e912e1ce4f622d",
    "signature": "0x05c0b07590daa195a12919b88ddf0556c326ac1858f8a425d007325f0e99f886424be9236fabdd9c5da0857ba3c0ed962cac92346cca4b60620946d6fe5e681b1c",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}