{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x94ea08bd90094382d6849d1d12dafc8576fdfd19c6325b3b4456e0128a1872be",
    "signature": "0x297450c20f37aadd1b1a51c15120a5ebca0f4b9151caf4185cd6b5b02f7cd0720a228ed3c452adaa3f04f0f133182c4907ff5fb6e68916a251e9bb4b91cc7f8c1c",
    "signer": "0x7FCffbc9FB7516A6453F59c5b9918Ea8A7EB33eb",
    "userId": "502388335"
  }
}