{
  "manageEntity": {
    "action": "Repost",
    "entityId": "645627",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x72f924fe44c2cfcbc67824ace20c3a0040ee7d2d58a35b66005fb5154e516b30",
    "signature": "0x4354f5d0591d544ea78d4d989adfc70da3da0c9c17efc456e212ea20dbf1559f602affb49f15843476493d5658f9b2a2e6ef3434919e8d90203493ffa7198e961c",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}