{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "98311147",
    "entityType": "User",
    "nonce": "0xf01757b55ce05dcbc3a8b89d6759a1b85d6a2189955347fb80dc4808bf79229b",
    "signature": "0x045561de1fd71ade694791a6a253087ce75d05bd130b45733e3f1175198f31cb74c95507687c89c99fd0a49e379331fc05c418537e9f7846f9a45d39f6b17fb61b",
    "signer": "0x34Cea527C1dc0575a5B686515aad0Bf8F3b5f97E",
    "userId": "13589021"
  }
}