{
  "manageEntity": {
    "action": "Repost",
    "entityId": "755715392",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x78e1f1b24715ab6c655a4622abaf397b8f6820ff9d3ff3d0fc6577828ce569c4",
    "signature": "0x5ee42b44828dbde27181acced5f249e14fd925035e413bf2f885d56b6494310f67ca5758361f3057e92037071319639965d0926f24a6de0a13fc1048c0374ae61c",
    "signer": "0x48997477d821e30d3Fa835d1Ee7809B3253Cb100",
    "userId": "75085"
  }
}