{
  "manageEntity": {
    "action": "Repost",
    "entityId": "619376232",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5b0a253be6cebd8381c4f80cc869e9fb2853bdddc824b0c5851d83451ecc581d",
    "signature": "0x27240846c46972f380ef43511b0f55c6ae4a7c05f77a23762a3634d26769505c6c5bdd01d9b1478264a0f8e8343aae5ba31ee8fcb4b137009919fb2c7ac171ea1c",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}