{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "113141",
    "entityType": "User",
    "nonce": "0x4487199b567dbac909f6c6f0766032a97d13ab95ea7c0097677d0307f44e2b22",
    "signature": "0x7c37317b0b2f1f85269dfd3e5b8ae86bd4725c26bfd97772b17f0dccfd4830465ba995184f0e66b2ebcc4f236283fd5dddd5ce78dde02206964dc32429b7f1981b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}