{
  "manageEntity": {
    "action": "Repost",
    "entityId": "21247202",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4e2ca3ccc49b37a7e83b2610977a4dda7b8f8d6bbc489f54d20fae60ce8a71db",
    "signature": "0x4595ebd201361f29a7dd60327ed33eef3134fb20aaa0f9808d8a6abfefa0b4a46bddb34595a1bb765381ab4536005de53a3cd49117fd79f01914ddc47b547cab1b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}