{
  "manageEntity": {
    "action": "Repost",
    "entityId": "152891213",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb5552ababeebf5bb851ccb68ab3e8d3ec55cb4096eeff2c1ee50385f8f20cfe3",
    "signature": "0xf39db6cc1ed4638074fc42a4b4528a4844d83b6e9d077047399e69d31f98e1f7136cc9b4bacd54fbb1b135dc86490e7ef5a306582d2022721eba9e11347da2481c",
    "signer": "0x1d868e2cc29848871636BdCF83a08A975835b6DD",
    "userId": "120328011"
  }
}