{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "77372",
    "entityType": "User",
    "nonce": "0x431515c374148d7e05887256dcce73d88978ce0791e7225bb20166d18a84424a",
    "signature": "0x33923f1c71216c4b496f476c394d78d150ef853608a530561a5321eb392a93dd4558013ff6cd5f58c60cec6e580560727abaa0210b9f8bb6ed4878aa3ad0a6bb1b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}