{
  "manageEntity": {
    "action": "Repost",
    "entityId": "321555602",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x325a8c00ed84f5999b2739a3e336f042f300874d7e8da054d046cf19bb21e9d2",
    "signature": "0x831892dc17defcbaee10cfe6080d15090ed8eedc3b839ec73c95fccdc3e11f4419b73901a2b7bec745c0cc984108d43a279832402bd64ea94cfaf7fc12baa0a61c",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}