{
  "manageEntity": {
    "action": "Repost",
    "entityId": "517920",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd23d443ab804608aebe2466e115638833213143d85c816486488285b9b1ebfbe",
    "signature": "0x75a659b44bcbfbd5374d92b2d9a26f8f4dadedd7bc4c804cb5e0b197a9ef9fec323b826eabd5dc68964e441689a8304bd314d08fa873b0a7cb4512c9571459051b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}