{
  "manageEntity": {
    "action": "Repost",
    "entityId": "678374618",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x93deee98f86d5ac622a49eca75b8b0926bca2f61070aed5aa046824fc13575fa",
    "signature": "0xbd4721a91037eb732a76172f1a82ca4b6c2fa42b9ee8fe50a74e554e7badf7e229850a20076bfd6502912b019d48ed6ce534e3c7dd614d9e2d6777dd53247c651c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}