{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "133120",
    "entityType": "User",
    "nonce": "0xd2cac66be2f399b96c05c2e97da7d9c19376a9ffca31fac545fb7d9c68c0dff8",
    "signature": "0xe2292524e58d811c0716cf6171c5a3cbbcaa5804882553aa2cfb03b57711cbe74606d165d9e7e656e5d512f9eea5b7fd4c6415d14982bf55b6290f3b4e04cd251c",
    "signer": "0xdEc12eC3F7972dB51907501aF18eb17FBa37a413",
    "userId": "211416595"
  }
}