{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1574792994",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3c7fcb8a7a5555c76265797d0fa6ed583efd9f91afad1a21a8c30ddf349a8bff",
    "signature": "0xa6e46cc96c94ac16cadea1cbb6b6ebcb64ec00f852d6d8d07fcd8b672fce9517135ec6f41c68d6a24bc336756788e9bf402ec0433bc7330ddb532208e24425481c",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}