{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "35837",
    "entityType": "User",
    "nonce": "0xbf7b36d3f074738851aa3bdb490be5a94ddded1f13d1b3956046b6ac0b135159",
    "signature": "0xb74d156c3a08fc8475f35e5bc005bec3f31fb1338db1dee8c4be355f580eb08244ff2c942f089e5de7c6252d24331f0152d7998db17d838735f4b08ee0bfaddb1c",
    "signer": "0xA7D206a8f2b63986B1Af437a01CFbCDCcE69601e",
    "userId": "856769027"
  }
}