{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "70844",
    "entityType": "User",
    "nonce": "0x408e4ad3932fbee41357ad3a1be1e95ff156b201134a6e47bcea179f5c2c8fee",
    "signature": "0x6145b75d6cb729ccc1750a75c1669341cce1227f8aec7e23bd6f3e25cfa002b05b4866e16141664454a728fc4395f8f6c942b03b8cfdf38e45e90d2a374694d11b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}