{
  "manageEntity": {
    "action": "Repost",
    "entityId": "703072139",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb6e1cccaa04d783ad090ce1bcc8f51f909cb36d806e03b4efe7ef50fd5b397c8",
    "signature": "0xa2a88a418b192d6d750a59c488f2ec2646cd2cc44054ecbb6626f0703b35a2ee4f3d860f967859848ebe84481fbdede68b2dfa8924f1c9b97ac118227ce121d61b",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}