{
  "manageEntity": {
    "action": "Repost",
    "entityId": "388562749",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xe53cef6626b35c0cd0276eb0d030b5b0a2a9d3ad9990f25e3f581da2155ee7f0",
    "signature": "0xa6a5ebcf321c238325c1b344c0c0760c537526565c8286bb31229db581bdbe7e68ab418355f7676262709f0189cb0f6cdf552748642a908ba078acd090b151481c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}