{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1900130103",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xe1d1b5fd40fa014f6ba8839fc9c4cbaab815038d00d65ec3f4132ec0db1bbae6",
    "signature": "0xccde146b2e75de158b5d2102ed3c808a763479355d8bfeadc9da8353c20f5cd2773e4690d1cb2640a28943476a426462707e64dcfe9eda4621e4beec164ea33f1b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}