{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "17353",
    "entityType": "User",
    "nonce": "0x5c6994c3d368f1636ea5a89faa92ec212c08c2ea89d289f7e0c9ac47a925f6be",
    "signature": "0x88b10a9e68e528ccfd7be2e761ebf2f45b91557889259d5752aebaed7a0dafce21f6446142a8576deca862ab9754efed37407998c52772aadacdde7d708a57191b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}