{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1352750703",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x737b4c3fbd5307301bf4abce2e1c71cd39f81b304ce621dd7b187267edb70957",
    "signature": "0xa52f35700e751d735d38b6bffefba4c5897e1e559dec8b8f42af126a8fc4aa8145e366ce5f6e411a295d06e95ce30c13acfda5156773f0b80ab2d1338c8023a21b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}