{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "787102835",
    "entityType": "User",
    "nonce": "0xd1a289ba735b01c959969676c4b1c54e10723e2c805c7273b1ba1822c8e74660",
    "signature": "0xc435fdef18b1d49b0ad3dada0e047f8b73174d5e51c0eb250c102e4839fede100649e56fbdc39680925b72940cf26c3fbe5c05bebb081c05cb193bb09d642c001b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}