{
  "manageEntity": {
    "action": "Repost",
    "entityId": "509779562",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd85a66a88b72d5a6b354e592dafa646373ada6d640d48aa1d9abc48bfd957d86",
    "signature": "0x6172248ea7034f191b8a1402310885f6e3d7f797c2f784805daf08c7cfd76b2116093e4489b6ea20320cdcb4749b67cda946df45929e8d7e2797701c712edbc81b",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}