{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "176201",
    "entityType": "User",
    "nonce": "0x0a5f9bfc541595bf3ba8397dcb2eeff9fc007adf62a0388bf5c23e86a45ccc7e",
    "signature": "0x01079d66af0d170f430dbdb96ecc96678e84a979b1fdafde026b173f1a5784ff1df2b54b7b1cc4dd1b504895b29f41accf488bcf3f2aca859088d02d77c98b1d1b",
    "signer": "0x0157D745aebb0AD9f297C69193065ce6fBB09853",
    "userId": "208486764"
  }
}