{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "73882",
    "entityType": "User",
    "nonce": "0xa298a1692a54416fd2534563b277f1813472e88367a0f2acccbaf298935b04b8",
    "signature": "0x5b8d62eb86ea47e71c77d0562e30e0f786330a363ca9e6dbeb8aefeb1b7a8ca15c5f17183a6b2be79b0f26d1adcb8d690b09e6814177aba6348e4b354894791c1c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}