{
  "manageEntity": {
    "action": "Repost",
    "entityId": "709831",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x123625880c2cc00b1c8d9ef4bb76c6dae63f224b2b0e82755053f6c8cd168e23",
    "signature": "0xc715ed47b3f4c5455fd890fef73c4a204f258cec2a662313f3f567124f4348bf3dce234a6d850fe3c486afe1ee81eb139eefb7a85b4efed81acb6e811cbd34b91b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}