{
  "manageEntity": {
    "action": "Repost",
    "entityId": "676604",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xca1f02651ac77af3b3c134e3ecb8b52cf867da7843b6584b506e9daf91f7e277",
    "signature": "0x810542e02c6deb042e57694e2c03ea9e5e73a9638d80b920ace3f04c6de48e3c751fee27e971a48e5f5b9947c6af472344cafa40c71b26a0df8490d3684fe2951c",
    "signer": "0x102a924C1c076Dcb5816d20E32Dcb6F00e75F2C9",
    "userId": "485987672"
  }
}