{
  "manageEntity": {
    "action": "Repost",
    "entityId": "648042064",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4c3d32295a256ed17ef67a3e062c8f49d13dfbfe844770ee8c4a4896efc2db87",
    "signature": "0x5c4eea966028334efd428a48e4d4eb731e1e962de2c2cf81072a0c8d76dccff522c655af612b3e825cd53135dd8f4ac8d970e6ee3f0613ed6c461aa0099765471c",
    "signer": "0x204E506f1D5498d2CABD41d2fc7a3078d5792835",
    "userId": "768479471"
  }
}