{
  "manageEntity": {
    "action": "Repost",
    "entityId": "455292552",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x670539a8c047e122441433c3beeb8bda6146cf9f2923d01fbbb7aa772573e79e",
    "signature": "0xa3e78e0ccba80e42ac5385b522e66619ede6a7c5ffe6c57054c4e9fc56529ac067ac9a33caf3e384ea693e025299bd955116656c927b6799ed021f915b0f3d4d1c",
    "signer": "0x204E506f1D5498d2CABD41d2fc7a3078d5792835",
    "userId": "768479471"
  }
}