{
  "manageEntity": {
    "action": "Repost",
    "entityId": "604793913",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x2a801136dbe302afb57f53d3ac8de7fc73cdd16e30288e11d8a46ebcbc24f8ca",
    "signature": "0xca7010a0b2492d782194449a995cb84151c1443ed051b0cdba8649255aba337267ba5a95452fe7d9f8160bab530c803512aa4fdf3e8816c332f2bb7a4cda2b0b1c",
    "signer": "0x45c4f1dcE13eeF476C74C5758696D56137253980",
    "userId": "824478223"
  }
}