{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1638584898",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x864ef257f8af20e25b3d65afd047bb572dc3fdac56f33e2ea82151d17145bb39",
    "signature": "0xdbb2c4f91ac09ba259a3f6ea8c65920705b2ec5ad2c1336e97ca63f8a3c074b348d0b24d65c829566cb721e3e3fe5d6ea6179ae3df9004a5627359567584d7f81c",
    "signer": "0x4089d1751487aA665C895419F2578a6Cf33BE481",
    "userId": "728155533"
  }
}