{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "119478",
    "entityType": "User",
    "nonce": "0x8c2653159e6329de6b4450b68d9a59c3429dbf5778ca4d055a42bf5e87d5eae6",
    "signature": "0x544bb32828acba8f9aa903e63d19bc2dbebdc3e3986d17c9b8d52d01b669380454290b7ec6ffa92fdaf37f189a98505344e37b277226eddaffdd4535608326b31c",
    "signer": "0x58E590293E7aC2D466d8902594f0f2Cad494dCeE",
    "userId": "921946884"
  }
}