{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "12462",
    "entityType": "User",
    "nonce": "0xeeaed6846a1b80da8e7b497df12fdbccc05be377c0cdbf65cf9ddd23190a326f",
    "signature": "0x73bbaebe77f350ccccf059572c7cd29ca3ccbeeb76e19b89c10800a89606c378666843de3f59dcdd1f698f60ae4fe573e8dd320afa206fbf5a1cb7f65804dc9b1c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}