{
  "manageEntity": {
    "action": "Follow",
    "entityId": "190321",
    "entityType": "User",
    "nonce": "0x4c3cf54070e919b0cf556e6f95d694bc6ac8605c9b2ff4bde60e76a3418f9ed9",
    "signature": "0x03d93d470b562cc6e3c3207144be89edfa5494a3a6d80629de487616519976087dfd08688293ff495a198889cee7b01801cf8cc8daa5541fd8b37cfeba87b8381b",
    "signer": "0x136A4e19270387bc21d7e58a9592D46864B0Ad57",
    "userId": "956002390"
  }
}