{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "929771339",
    "entityType": "User",
    "nonce": "0xe25f69fbd30e63e3663b7c1721bcd04348eda8d653c125c59d4db8949b725870",
    "signature": "0x1bc262893cf437912fef4bf022d9a7cff91d9140b274dbea022f292fdd0ee49c4c4e4e8b7db6f735c319c0d8d2be5bcd6b482d97b54934523c2c0b1b26f6d3cf1b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}