{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "243057014",
    "entityType": "User",
    "nonce": "0x2218ed69778b5eaef8df664a90ef36cf40f7464122a4d5de158219dfa1c27e28",
    "signature": "0x4bddda320515f91cd4da68f133b3197485a1bca127106335c5bda988c3219e4a631157ea8752a7a5805c10f90adffc419f93a4ba14bec2f9b0b9adafeedd34bb1c",
    "signer": "0x0eE7CC00e9f61Fa97181E6BB203C97f8b23904e6",
    "userId": "968779607"
  }
}