{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "315149",
    "entityType": "User",
    "nonce": "0x901a63e1d46f9896b678cda977e26635ab70bf3ae50add814c8cff0831add9a6",
    "signature": "0xcdba5849829cc1c6012880d5a9d436dcf922d3eb8300057cf509439d2a6c42cf53748b608ef167f872b2bdd4fc8f20e1c80315f239c59d43c94020ac05ed816e1b",
    "signer": "0x7eBAab495a64FAea1f04dc59ff804bf939da7B12",
    "userId": "709077025"
  }
}