{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "708077815",
    "entityType": "User",
    "nonce": "0x8859c6b6ac59c3b4da130252054d678212a5dd9cf034bf5d82a730e548c8db95",
    "signature": "0x6a95387523786f08563e0956ecafaf17f90028c42b4e7421d76fd02c09ae07973808fede8fb850251d0152ebb9f28bc27873efb536fc2e98cc4aede68cb6ee9a1c",
    "signer": "0xBab34fc895da5eD972172D03792fEa297718eDDb",
    "userId": "592506110"
  }
}