{
  "manageEntity": {
    "action": "Repost",
    "entityId": "502870",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x270c1de2024c282a8f4d1cf4f4d14fee3fc7bd767f2d247dc3dd1dcc362fa8a0",
    "signature": "0xcd5042a345c274e2c22364b3476b26f0972114234b5b6a88cd7e0958eebd0bfa3c21500f41a1da9f03359833ae703490b613e865512e7182bb3d456af8828a401c",
    "signer": "0xD7c3dC9EEf2D94568C0e1A9C88b58696850c7C22",
    "userId": "125737"
  }
}