{
  "manageEntity": {
    "action": "Repost",
    "entityId": "459871761",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4d834440ae054289717005749fac6496218af4f7cf13c96eb84f8f7437309dee",
    "signature": "0xf506a4e52700395a34edcd89f6d568eede00b424003836146695f05b0a16973f0eba348209089e37da5593eafbcbf896d5c20fa0b245eaec98c497cbcbe636d81c",
    "signer": "0x6068Da6B0a791A756931bE32de98D46eBb95890c",
    "userId": "475275462"
  }
}