{
  "manageEntity": {
    "action": "Repost",
    "entityId": "452457",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x73834ba26449f555edddbc35b6eb12553b4aca60ece860ca3c5fd992ccea6db3",
    "signature": "0xf7186e624c16dd1379eedeba4d2218aee4c5f666739138718715fa3c4ad58900526bed98f43207807881e38a1d1797fcc20ed25a1093b89913e377187d9fa1321c",
    "signer": "0x4E3828bc809fb5B9deb81fa536cF73Dd5bF4eeB2",
    "userId": "185184169"
  }
}