{
  "manageEntity": {
    "action": "Repost",
    "entityId": "770472",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5b86f598174f7fed5b413f6c7b43258265c2b93cc1b08b5f2fb99d41b7d10464",
    "signature": "0xcea8d0acfcc670287ab4b08a577bfa48d56d3e7b0b0940995f7e52124969d7897ed08557861f3a17082a6e9fe1139c24aeafd811c619892aacae2c168be31f101b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}