{
  "manageEntity": {
    "action": "Repost",
    "entityId": "476549993",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4353587daf227d98b2415efeffb58ebb0777cd90ce40bd745c1f9f73ade9acdf",
    "signature": "0xa9fa309835b40c419dcc0385247f3ef946ccb7f71f80ae4a6689e5809bf529e65d4fcef58bdc9b55fe7d809f1bd61b910a9d644f20de939b3b17b2b2a50211c81c",
    "signer": "0xA2b9cbFf3f9C770f4a4109Cb97906b5b46d01a44",
    "userId": "194888"
  }
}