{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "58632",
    "entityType": "User",
    "nonce": "0x6dc3b9045cc72869903a42b98bee38847102015d63f376ad5588540264c81b60",
    "signature": "0x6bc9371207f3478f31582101872ca93f8b3b643e28b376e157bfda7301b2f1dd0084cc40b02d552a4273d275bb5a2c860591c0bf6e407bb0a20ef75669520f311c",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}