{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1123243",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xc1fb48d70f36f89a57437ead34add6750b16c3ec6baccfeae1d30b0ffe967fa6",
    "signature": "0x00439334a66aff4360b00cddc89b8b5043e3ab5517052e3883820d7d4974d6c92ed582f3724c40a23a6e5a870a7f41760202f482fe76c95768bf52ef9a89adf81c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}