{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "101669",
    "entityType": "User",
    "nonce": "0x94ae2594a2d655f205de2a53a893f4f0bf1eee9cde1fdcd519393594bc871e89",
    "signature": "0xc66da496a1e62dbda3a2cb9d01d1feccc5f881e00101ac0d0fe815e1763b0cee48d71f011b4db7b8d1ea0ccf04327d502ecce00773267e8ceffa14566d336e701b",
    "signer": "0x34Cea527C1dc0575a5B686515aad0Bf8F3b5f97E",
    "userId": "13589021"
  }
}