{
  "manageEntity": {
    "action": "Repost",
    "entityId": "637591907",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9f4ce7495976b07c3b143c6263b181199ad4138f0a42e7a0ad67c89423cd8e57",
    "signature": "0x6c8d88c061c5fe0a3733cb59c8d22678b80f80962860028afff26a9652f63e023cf68794121af7bdbad211128063f81d21b27a50f55d49f0c16d419e0223e4091b",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}