{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "986621",
    "entityType": "User",
    "nonce": "0xf7c4ce54efc5aa11539ff1bf9f3cee16c694f628616be2a1bbcacf13110c8c38",
    "signature": "0xbd6fba7e5314dd9dadd2f5bdd17a968240c7568eef061efdae2f4785909e186b52facd6b184777dab2cb26881ba309f170e14ca7b18e39b1f4d1a73f161b1f371b",
    "signer": "0x46F59BEBB575F9629c1B4d48c6A6773A8B2b64A6",
    "userId": "776944306"
  }
}