{
  "manageEntity": {
    "action": "Repost",
    "entityId": "754229090",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x7ad7ab83c8bde011bd85f9ca6d38fdb33691347709db1a1aa4c85948c8e61781",
    "signature": "0xa40cf01fa9744045f7871f8e783f1c11eefdcf0bdfc324f6512d34b80b469fc83874e0625c16b50b9a73dd33131a563b9bc2ad93415972532941ca364a34919d1c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}