{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "375271",
    "entityType": "User",
    "nonce": "0x06dee31a4faa27c7be3825addbc114bfc539af687713be2c040707467cae5ca8",
    "signature": "0xd07b98ebc2bd49c6c7ccaa1128739dbff277a3bad2add5dbad1685e2a09c213d292b93b0572aa179e2bc834aeff71437e8955a29f8c5b5703ce1e3551318d6621b",
    "signer": "0x019c1Ea6f901A4f7AeAa1daD2842a34Fdf9A9FB2",
    "userId": "798348033"
  }
}