{
  "manageEntity": {
    "action": "Repost",
    "entityId": "399103",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xeb441f19c8db6dfb27ecef5b524940a803026829283f2f1cdb5bdec7136231b7",
    "signature": "0x5bd4c76084a3064c637667fb0f7dc52a7d0252052fb67d6c6f29f84ac283db5a6cbfa0b51dd5f06ecbb3207cfc71b508f6c913f2a94b9db857f9b72be4ecc8471c",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}