{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "10610",
    "entityType": "User",
    "nonce": "0x3a0dea587a193f68cb9140c10f14a04cf87d7c1dd33a942ddb61b16a236ed751",
    "signature": "0x053f057c9629d7889501199772d6ae6f4a7258557f5ba27446316993ddba44b93e0cb2e78133682c62456ce4288f9288f945ec212edc7b166223c049a4bb1c201b",
    "signer": "0x4230116F60d3989D218B84425D3D1Dd6C85e1393",
    "userId": "86128800"
  }
}