{
  "manageEntity": {
    "action": "Repost",
    "entityId": "399383583",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x7da71b89ea6ec54d7e00023d3ca801c12282fc5ced632683303bf29d09229ac5",
    "signature": "0xfd7e1b875ae9c6212b8c6951d77ada3d0924e3e3a84f439d9089cdb46601bb6f6c4c9da8b2134980f115769f83c4f243cde897d8dcf19d639709a2e35dd85aa41c",
    "signer": "0x102a924C1c076Dcb5816d20E32Dcb6F00e75F2C9",
    "userId": "485987672"
  }
}