{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "6018",
    "entityType": "User",
    "nonce": "0x877667ac86578636326a7d1f53bf95b60b15f0daa2f9c535afc9053d43e11c58",
    "signature": "0x1bbe1b31935fe793a91ed1463d19bae9d8bc4f0b4879a06e2bd70a7cfbb011fe3932a0617acdbac2d26f67eb91357d906fb9c42a3a1f127a43a1d249af9186ab1c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}