{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1399037514",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3f44d7eef69ce2263bec1739af98667e8b30ccb8e7f128ffd115f9e784204374",
    "signature": "0xbed3d50559052fc9b36890ab272d06598833f93b43f0b0e0152810e9a0ba59534d671aeb6ccf1d638c935ba5efc2a5c5ed2273263fa845acb64598b007db5d141b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}