{
  "manageEntity": {
    "action": "Repost",
    "entityId": "324507688",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x64cb94f04ef293cde85ccb3729099b7cd39103e25d1ee9fa690e8e9ff159244e",
    "signature": "0x5a38de1832b91da7b455ca29da8897017315e7063e9c019bf833e6d5d5e47177152a466183721c5951beab4e20217d2460ec65e5903e2b9e6a89d33b0189ccfa1c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}