{
  "manageEntity": {
    "action": "Repost",
    "entityId": "385072098",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa99522ad247317521567fdb3b1c1b7c57205eead8c2c4dba191df861e24c5971",
    "signature": "0x0d7bd5b60684836881e5b4730e0e38f00e9a0b0ecc0b3b8d6e806d26f4e0cea45db01c63ea30e44cc511239424f2b9d5b3fc6f76d6c9d7b83c51d84095b00be51b",
    "signer": "0x767f09338Ac6CE8645c0a76a17a560429b582132",
    "userId": "520958130"
  }
}