{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0x9148ab215d4264ed4525c5e5044e194488699cdc93a0b1473a97d350c152a1d4",
    "signature": "0xebb9a938c0ce89f764bc5bb3493807775b3646b7042dac7a0cc1de0bb29e102432bbb35d9ded433d472a96fc1b2c58a2af36ab35ce8025593ce2bb1325b743811b",
    "signer": "0x9c0E158fd6a79ba8384938c72F34b5D765d2A9Df",
    "userId": "178678516"
  }
}