{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1521436194",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x057f1ebce3b90572d7ea23c5d1ba3266eed902c0e9cf98b7e57accbd11223e92",
    "signature": "0x649a9f86625d8da01b790b566596cdf4aec79a1c21a1f15210e8943dff0f7ece1e8cc5dcc168525bc0a82fc184ad468d5375f65adeb1a19ce63051dee72485c51b",
    "signer": "0xa7CE3e71c538F5C6309059E7Bda968883229c85c",
    "userId": "341099691"
  }
}