{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "636236864",
    "entityType": "User",
    "nonce": "0x31caa58ed03e1c23b44849250e39d1b1e4c273f65d767f5dcf4ac3e339aac14f",
    "signature": "0xed76621eaf9667dee6e30967f64ce32227c3f58f8c9e03d638f59168c0ea33b84b1ae1d0068d7eafc83ddf18cdcd58bbbd7b1b32287914c8d5dd1963884c7df41b",
    "signer": "0x7996fBea6474c1CBF1FF77d7b448B2355AaaCFAc",
    "userId": "227069"
  }
}