{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "126161693",
    "entityType": "User",
    "nonce": "0x9f6307ff9e06249065bcaa7198697b98daf23a3627fc6354e30e6c94d0823ec4",
    "signature": "0x319862260a64b05f68b5780f0e3007008134f2fe6dde6487463fd4d723f2e4f5517152703d6457fde31f364fdd4cf970972413d4b972bbb7c37d6712f9bfae711b",
    "signer": "0x712Aca9aA6ac07F98dcEC338Be9C15c3Dc47d569",
    "userId": "12730129"
  }
}