{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1289727188",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1a99c5098de6e01dff68907c2b2f189ba11fedaf46c496df1fc727a3b7b0487a",
    "signature": "0xeaf9748e42090091c9966a89264235e97a709630a2710aa386724e224bc746007cd12083d00d3e8ae8e643ced4ee890c3d2db56a699ae378eea7bcd1e2c725131c",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}