{
  "manageEntity": {
    "action": "Repost",
    "entityId": "149469",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x7f599abab282754bde9685b8c154fa3d14f8c63b5afc7d225bfc6ff0d015fe86",
    "signature": "0xaffb3abc8fbc4ca15b26d2fa7ac4b0fce0ea6a0820c81038f4810197483c22617f939f190ad40ec22a417b7e1b2bd74a80e9a14a9c21f70d7d9bc8a9eba54dcb1c",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}