{
  "manageEntity": {
    "action": "Repost",
    "entityId": "765898",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3c4d6845d131454d63aad0f6ef96964c62356d8a8639141dbd231e28164f5905",
    "signature": "0x4f561b440c02fcd9da4277438198dc61f91abf41c877e969e0eb6374e89820c875bab852a550d7bb2786cda079a970a275f02d7338cc8fb8b724f23b5e9d2d441b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}