{
  "manageEntity": {
    "action": "Repost",
    "entityId": "555890",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x7a527468d91e6238fa6ab31305c45fd7fd681505d5dc7a398e09b80e0fc19f7b",
    "signature": "0x3c6d6036f6ca47a79070740f93910de0eb8809093ae4b9d87d32150bc2397e5834ee1d921632e78ca76b6fa9f104f8e1732e5152c87f0034d870ef4e44327d851b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
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  }
}