{
  "manageEntity": {
    "action": "Repost",
    "entityId": "452559966",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb383f4542bea676b8fb7ca3655890dc00475dc3eb9efa98e777d243e667336a0",
    "signature": "0x82d72d13120cad48c9dc5db0984cb7415177a4403232fa24f8b60aa5db19dcee084e45a6fb5196bb652f4b52dfbb7039b17e57f6963cf10e8f58b3620fa80baa1c",
    "signer": "0x44BAdCFCf42113CbB67f519e4efa576B336f9bf7",
    "userId": "136844578"
  }
}