{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "71014",
    "entityType": "User",
    "nonce": "0x02e253f9c24493403782e716867af811d6c4ac4904b72140d631b04fb14049dd",
    "signature": "0x3875c6c2bce1df90fb35a2f14051ac2bdf2ba2542a99939a98eb3d15339ec93731eb0ab8002342eec7c9e94d912b7c036f975d06f74b57eef0511ac332512a481b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}