{
  "manageEntity": {
    "action": "Repost",
    "entityId": "645627",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x71e4835f4af5e8c2547cf521a728a67fdb40d9b051d0021d65b09282cb4d29ca",
    "signature": "0x4cac3a8ec4c9e3d7d6dc5b6f8d8c2068af3b3ee3d6d162a24c9ca0eea56a4f6374c0f6e3cf6e416c36ea71a372b94c6db37f74f11e7bb0d69863e163b4d709501b",
    "signer": "0xA5fFfA5b8673Fb93490E3F9B0BeE58e1f0Ce1231",
    "userId": "508186998"
  }
}