{
  "manageEntity": {
    "action": "Repost",
    "entityId": "691640",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x645333ea4bb630b3cc299b968f8da316a9e232ea0e1b07124eed8f674667e508",
    "signature": "0xb675f8473a05684ee1744583aa45e80930e262e638882ef04d886be16dfa93007eeb772c1964d09a42a6c76cc4aec9df9e97efe720cd0886ff69ad5c6c0ad74a1c",
    "signer": "0x102a924C1c076Dcb5816d20E32Dcb6F00e75F2C9",
    "userId": "485987672"
  }
}