{
  "manageEntity": {
    "action": "Repost",
    "entityId": "353915",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1b6a45e3592d246e4ac547730c7bab034e02b569215f6dcdd49c822ff0beb991",
    "signature": "0x743ebd28a64d84faac8539e461724e5e88293ce6fb9386ccad95a7964e26337d348a21f9aacf16c24bb6c6fd448c36d3cb6a483e2f870fed300e90ef0038b8c51c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}