{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "50672",
    "entityType": "User",
    "nonce": "0x799a39b1d354a1adfd2c3867dfb8524a1fd422eec9aa20deb16dd5fe1790dfd8",
    "signature": "0x535266fe11ac85eefe47f0af4895e50596d64a2896aab9adca095996ffffb64b7b4d32daac925a6e091aa4dc9829c0f98cd3abb8b72f8737a71c3a37ba4b16231c",
    "signer": "0x07cB076DaACCA202F3ffB2dF4A778b16AcEf28Ee",
    "userId": "998685050"
  }
}