{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "78335",
    "entityType": "User",
    "nonce": "0xcdf95e78453a9368f00ab01d362ce9b66b5e54c31029e023932481f4d1a34541",
    "signature": "0xa3b301faa456ec86b7e31830b013dcaea21c827634b531a17c5918094bbca74f5a41df4efb7c5fb787bc47a1ce335e5355cc15969db437855b3a1cbdfb11332c1c",
    "signer": "0x3CEbf9bfE1b24355cBC348701860d601E226Dfbb",
    "userId": "172240066"
  }
}