{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "116136",
    "entityType": "User",
    "nonce": "0xe4a99494678281e5236e86dfb04cbdd80626a7596dca8581b8eae38ebd37eb4a",
    "signature": "0xf282316a315e37bd5450b5fab9e0ef64dd9279b277dd2b9d01df0cd67c47489450b25db37b21a7b8aa3b4e39f0b0b5c857ae8a373969e3b1b54631acdeadbaf21b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}