{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "159359",
    "entityType": "User",
    "nonce": "0x58b19f775740fbe0a601d9814a52ed477cac04aa5c1a30918ae0195c777f56bd",
    "signature": "0xaa5f89cd34eddfb742c999dc116b9d95661354b3025a05b959a3ac9623ead9725738d0878f57332fbb711e6622866628ee0b110774e980c3ad762823927d7ef71b",
    "signer": "0x474B8467757bEdBa76afC2394cfCb801C991B143",
    "userId": "815537464"
  }
}