{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1550660829",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xc0b8f2e6aac5615cafb187338a960e777f46cd1e022e38c907bce29b158d48df",
    "signature": "0xe3a01023f66e7cc94aef486fd5477802ff6b1aa6f5f31ab7abcc66fa9c564ada096a7137c0fffce3b9d0b89431206e763c85ad06674508510cfab08e1c6f3dc41c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}