{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "238733",
    "entityType": "User",
    "nonce": "0x4e8711fc4313e19ef2eacd92e2377150abdfdc9a476fc97772dabec53c0b93a2",
    "signature": "0x07a02294dd96a7bcdd4d275500cdd3f18dd5248b65c867687b6c13d793c9055c7d598d4d3536b86bb260bc6f12db02f694bffd5f30ba772723e52208fb49988d1b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}