{
  "manageEntity": {
    "action": "Repost",
    "entityId": "258209157",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4329b2160ef807016e8f7652e98d78a04cad41e8ad5e4226166e9d33fefa249d",
    "signature": "0x82d887eee62b9d365e244b42b5c80e5639f4b3a91086756dccef4f011f9036de21cefd13b97e452ae5dde0edb60923e7f47a0a7d6df694759f238885762eaa061b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}