{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "128415",
    "entityType": "User",
    "nonce": "0x0ec8ae1873028b44e8e2baa3c7712231934caa9790c4bf7917dae9101aaeb47a",
    "signature": "0x29216c03ed3f6a83ed94ec7fb92ae8dc854c58c6733187b83e792ddfd843cc327997bdb1c499fb9de7f2c900583bc593176b4cf1ac8ac1c5e47d057592dbaf081b",
    "signer": "0x027dee4FAcAE77245A6F18464aC5fBf055796333",
    "userId": "485711275"
  }
}