{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "187606",
    "entityType": "User",
    "nonce": "0xcd9d29ea9f7930b03f03cd6e74720bdf5062707a44963f052fdec654649305da",
    "signature": "0x76c9e9ec041cc7d348b3578a4eacbc7097fe89e81c92ded4e2941fd00087355255ee801eb13ba20fec038636365c68af1a326a19020522190527c51c377fdeec1c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}