{
  "manageEntity": {
    "action": "Repost",
    "entityId": "216903",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x00c5cde464ddf5c4d34bcb5a9ba12b05965ea7bc32303cc24f3b607d3d4ad1e0",
    "signature": "0xc70f2321b9774d9f5938488119c39a33fbb0ccf9fcbae8ec51a17120392164d2273e66042f228b5abc466145021d2773ebc855e47f549735559c7d5dacb2153d1b",
    "signer": "0xfe6022590e48C8eA51d706EbF4eAe799214A737c",
    "userId": "900610030"
  }
}