{
  "manageEntity": {
    "action": "Repost",
    "entityId": "507490",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x003acd165dc456829e3a33c8e451ab0305bb9965cbb79694d00c1d69538490ad",
    "signature": "0xa2887836e5ba9ba8a5998a33e52356d5667a82a359d759c92089f7ee6beb5da960eb41ea64e7aee3772e99df4fc3624329000e46080f17038ba5fa9336dd363a1c",
    "signer": "0x9BaE2e1849D39772019b4AC3468e938a232f73ee",
    "userId": "948584098"
  }
}