{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "171892",
    "entityType": "User",
    "nonce": "0x40ecf9639494dc64a20ee8705052550d5a084ef96e94cc4641f61cc7ac1bbfc3",
    "signature": "0x8de26ba3b95873517b2fc15047823f9b655576dab3e6a4b35b0e0b03aa0adcc3021afb179ac720fa5bd572ed2ce3dc045ccafb74a202d539cf41cd8514227a261c",
    "signer": "0x176e72dFeDc28F932BeC73B513ff006a4b45dDa2",
    "userId": "93920271"
  }
}