{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "329177",
    "entityType": "User",
    "nonce": "0x346a18e254d750c45b702b1468b21dc2ce6ba9cb02116eff28bbad9272cd4b3b",
    "signature": "0x420b28be0862752f4af72d7efc390d7cb9178fe7086b1aa1d0b984d139f25c4873de68c23a97aaab4bc365c963e2692b062c43bfefc58a428ecfe6f1460851381c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}