{
  "manageEntity": {
    "action": "Repost",
    "entityId": "266419",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x38e9effdcfb22b38a2100e5f3c4164c86577c5ae4065d20e758a7bc812a2272d",
    "signature": "0x7f957dce857fcf9844c331028ee170ee2697bd80f4a8ed2a2c3b4e4c62be5ad3648ac6976b77812db9e872995f78f38286a1fb836d445af777570625e0372d351b",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}