{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x0f63fbac46bf6d960397df45dc2cdc712cbd038cb665cee4aa2896114c479675",
    "signature": "0x256e69ad360ea997c1d607268826eafe7ae0cc053d706bc6060c251b5e1d5e6828abb4bf24a355f435d3084ca28724b4d211d16fe73083c470bbb131cb9786881c",
    "signer": "0x845C209474b645d037e7A18bf22DAf7E3C2742F0",
    "userId": "660864214"
  }
}