{
  "manageEntity": {
    "action": "Repost",
    "entityId": "438455745",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8f782e09fb47755469410f85f729c415c8b07df6292f69deea9cec5e47d99b1f",
    "signature": "0x476e5689cff07d45ded04e3b1d6012dde22893365beeaf968a3fe0f5ec812a2326d22a52a33120422c24137471d22152c22f92d7a02230c5e1c834ad76bb73851b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}