{
  "manageEntity": {
    "action": "Repost",
    "entityId": "474486",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x40b4a9354d716e23e71dc6ce859935b3bca4901fb1fee9207cbecc4e5d84b965",
    "signature": "0xcdff96be7b19933373b390ef22c68f6e3ea555602decf5c71d72412208c093c14adc1f442b9c2691f88aa86b49a8c9797c77ca0463388649895cc4e71a2dccc61b",
    "signer": "0x2BD0c2111290EB20B2843e8b1c0f25aA5cd52a6f",
    "userId": "618242981"
  }
}