{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1590320330",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xe0f5779390a751e5a0c0926b2285dccabbed99254b8be91bc64bb063609f208a",
    "signature": "0x3cf5cb1c356e5c2c76656d1173698fac33b7acd49fdc9e5343486a3fd203711f3379c152f2a982a3dd6e2444ab2852f5d809c4939a4d41cfd31e733094a160981c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}