{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "86716",
    "entityType": "User",
    "nonce": "0x6d6bbe58b4d12d2d59ac2f06d99564963938d5cb51228544e654f5a262be4ed8",
    "signature": "0xca84ed781b1bed68e039545b12146e23da836022a7f796f6f45a4a546f5883bf300e5b2c6e8d26bd96619a840443df4f46cedf09e1924067d8f51a150acb8adb1b",
    "signer": "0xa899e54a1aE2f8D645E14e3E1EBF6398971ece5A",
    "userId": "906687997"
  }
}