{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "120654",
    "entityType": "User",
    "nonce": "0xc9d51f3a2db63c3dd4dbfda51e52bfabe756a0ebacc256452f7e9ed854bdaa19",
    "signature": "0x58f1e931712947fa0886a1881c370fad0acb8d545f36c22e90cc5b84a26e484e5cc506b9992918e44a97306bab747ff1d674c4effe83f83c0f627faa126a57b71b",
    "signer": "0x926F8d71a7109CF6Cce00DA74e1BcF50aAf63E8b",
    "userId": "358546053"
  }
}