{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1640138954",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4179cfbae791f687502660c1d7e57aa5561a9312555303f35dfab3def04ac5a1",
    "signature": "0x2e2c2401ca804006f1c74fae5a2c09277dd7e23f93eb1ead6a54a0b324bfd26b7544e68580fe52d41abf20ade8d8ef38f09647c2ed19fc8bf5ffe4dafaed05021b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}