{
  "manageEntity": {
    "action": "Repost",
    "entityId": "620884781",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x69ac972fb94647e7b47631fb22cf6db01e5ec5a3b941382ad4efe7b17647e478",
    "signature": "0x9ca12e34c6e41b3fda73a1064df37c4de5ede60aac3e653341e1c3df0560f16c4f336e1b9fc6a0e17cd4c52c8a4aa62021b52456dd1555d6f92f4241128a415f1b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}