{
  "manageEntity": {
    "action": "Repost",
    "entityId": "759703570",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xf7e8c7acfb631b7227f908e5dfbc43fa3e00ec8b6ea6a90681ea5911b2fc1d82",
    "signature": "0xe98dd87bf6dfafcc517c4fd0c3a81c294cba91762ad72e299d9d213e5805f11a63ffa2e3eb63278193ef573b64f2e039b6023ab9678094973efd4e804ffdbd2b1c",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}