{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "241269",
    "entityType": "User",
    "nonce": "0x29ff042db043da142174dec0682acb772582d0ae988dd7d71ea0e55c2692f7d7",
    "signature": "0x873e87de1601294fa750098d584220610b4c33be1c19e82502203dfd570e9c787b2d890b512dcde9c6fd62bcbda2ba6492b39f38a2f1381f6048229bcc6095341b",
    "signer": "0xdEc12eC3F7972dB51907501aF18eb17FBa37a413",
    "userId": "211416595"
  }
}