{
  "manageEntity": {
    "action": "Repost",
    "entityId": "723792860",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x538a8eb96e2d9c8fa1f24e91aa31e3e15dd59d0806e08fec48a6134c4500f6b4",
    "signature": "0xd58389eaefee75c269531a08cdd300ba38920a2c9aacc93a27d9516f642140270e71a4ff18076ea15d398480e3b47f61f31aee7777ab38a8391df13026b32f641b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}