{
  "manageEntity": {
    "action": "Repost",
    "entityId": "579283",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x57af81442602149af0b266c123c3d8eb27dbecda6f6f44f45d5089454e003889",
    "signature": "0x6c641cbf14cdbf6ef22f4b90beeba0735b56930fbc29f07b835032753076ed89314d7311e9ff4b7e0fe33479b4d6586e5d4a35197828ca7d1a8175644dde2e2a1b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}